Battery parameters

The Audi A7 has 65 battery parameters.

● Confirmed◆ In testing○ Supported× Not supported

12V battery capacity `A7_12V_BAT_CAP`

Request22 2A 06
Service 22DID 2A06
Module710 → 77A
Every1 s
Testing

Bits 16 to 23 of the reply, 8 bits.

Formula: val
Range: 0 to 255 Ah
Unit: Ah

In testing for 2019 to 2026.

Accelerator pedal, sensor 1 voltage `A7_ACCEL_PEDAL_SENS_1_V`

Request22 10 2A
Service 22DID 102A
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val ÷ 5)
Range: 0 to 13107 mV
Unit: mV

In testing for 2019 to 2026.

Accelerator pedal, sensor 2 voltage `A7_ACCEL_PEDAL_SENS_2_V`

Request22 10 2B
Service 22DID 102B
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val ÷ 5)
Range: 0 to 13107 mV
Unit: mV

In testing for 2019 to 2026.

Aux. hydraulic pump voltage `A7_AUX_HYDRAULIC_PMP_V`

Request22 51 A7
Service 22DID 51A7
Module7E1 → 7E9
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val ÷ 10)
Range: 0 to 25.5 V
Unit: V

In testing for 2019 to 2026.

Battery acid stratification `A7_BAT_ACID`

Request22 2A 1D
Service 22DID 2A1D
Module710 → 77A
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val × 10 + 9)
Range: 0 to 2559 %
Unit: %

In testing for 2010 to 2018.

Battery condition for display `A7_BAT_COND_DISPLAY`

Request22 2A 0D
Service 22DID 2A0D
Module710 → 77A
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val × 10)
Range: 0 to 2550 %
Unit: %

In testing for 2010 to 2018.

Battery current filtered `A7_BAT_CURRENT_FILTERED`

Request22 2A 08
Service 22DID 2A08
Module710 → 77A
Every1 s
Testing

Bits 0 to 23 of the reply, 24 bits.

Formula: (val ÷ 1000 − 3000)
Range: -3000 to 13777 A
Unit: A

In testing for 2010 to 2018.

Battery internal resistance, raw `A7_BAT_INTERNAL_RES_RAW`

Request22 2A 25
Service 22DID 2A25
Module710 → 77A
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val ÷ 5)
Range: 0 to 51
Unit: Raw value

In testing for 2019 to 2026.

Battery voltage `A7_BAT_V`

Pelican can show this parameter as the starter battery voltage.

Request22 10 5A
Service 22DID 105A
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val ÷ 50)
Range: 0 to 1310 V
Unit: V

In testing for 2019 to 2026.

Battery voltage variant `A7_PQ35_BAT_V_2`Confirmed

Request22 10 5E
Service 22DID 105E
Module7E0 → 7E8
Every5 s
Testing for 2010, 2013 to 2019, 2021 to 2026

Example reply from a 2012 Audi A7.

Bits 0 to 15 of the reply, 16 bits.

0x02CE = 718 → (718 ÷ 50) = 14.36 V

Formula: (val ÷ 50)
Range: 0 to 1310.7 V
Unit: V

Confirmed for 2011 to 2012. In testing for 2010, 2013 to 2019, 2021 to 2026.

Boost pressure `A7_PQ35_CHG_P`Confirmed

Request22 10 57
Service 22DID 1057
Module7E0 → 7E8
Every1 s
Testing for 2010, 2013 to 2026

Example reply from a 2012 Audi A7.

Bits 0 to 15 of the reply, 16 bits.

0x0406 = 1030 → (1030 ÷ 1000) = 1.03 bar

Formula: (val ÷ 1000)
Range: 0 to 65.535 bar
Unit: bar

Confirmed for 2011 to 2012. In testing for 2010, 2013 to 2019, 2021 to 2026. Not supported for 2020.

Bypass valve high pressure turbine inlet, raw voltage `A7_BYPASS_VLV_HIGH_P_V`

Request22 3D 01
Service 22DID 3D01
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val ÷ 5)
Range: 0 to 13107 mV
Unit: mV

In testing for 2019 to 2026.

Charge air pressure actuator position digit.value `A7_CHG_AIR_P_ACTUATOR`

Request22 1B 11
Service 22DID 1B11
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: val
Range: 0 to 65535
Unit: Number

In testing for 2019 to 2026.

Charge air pressure, actual value `A7_CHG_AIR_P_ACT`

Request22 1B 0E
Service 22DID 1B0E
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 5 ÷ 64)
Range: 0 to 5119
Unit: Raw value

In testing for 2019 to 2026.

Charge air temp at the turbocharger outlet, calculated `A7_MQB_CHARGE_AIR_T_TUBROCHARGER_OUTLET_CALCULATED`

Request22 17 98
Service 22DID 1798
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2019, 2021 to 2026

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val × 1000 ÷ 10000 − 273.1)
Range: -273.1 to 3003.6 °C
Unit: °C

In testing for 2010, 2013 to 2019, 2021 to 2026. Supported for 2020. Not supported for 2011 to 2012.

Charge limit overcharge protection `A7_PQ35_CHG_LIM_OVER`Confirmed

Request22 13 56
Service 22DID 1356
Module7E0 → 7E8
Every1 s
Testing for 2010, 2013 to 2026

Example reply from a 2012 Audi A7.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

0x1650 = 5712 → (5712 ÷ 100) = 57.12

Formula: (val ÷ 100)
Range: -327.68 to 327.67
Unit: Raw value

Confirmed for 2011 to 2012. In testing for 2010, 2013 to 2019, 2021 to 2026. Not supported for 2020.

Charge pressure actuator, adaptation for lower stop `A7_CHG_P_ACTUATOR_ADPT`

Request22 39 A5
Service 22DID 39A5
Module7E0 → 7E8
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 5)
Range: -6553 to 6553 mV
Unit: mV

In testing for 2019 to 2026.

Charge pressure actuator, adaptation for upper stop `A7_CHG_P_ACTUATOR_ADPT_HI`

Request22 39 A6
Service 22DID 39A6
Module7E0 → 7E8
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 5)
Range: -6553 to 6553 mV
Unit: mV

In testing for 2019 to 2026.

Charge pressure actuator, maximum sensor voltage `A7_CHG_P_ACTUATOR_MAX_V`

Request22 3D 77
Service 22DID 3D77
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 100)
Range: -327 to 327 mV
Unit: mV

In testing for 2019 to 2026.

Charge pressure actuator, specified position `A7_CHG_P_ACTUATOR_SPEC`

Request22 39 A3
Service 22DID 39A3
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 0.012207)
Range: 0 to 799 %
Unit: %

In testing for 2019 to 2026.

Control module voltage `A7_VPWR`Confirmed

Request22 F4 42
Service 22DID F442
Module7E0 → 7E8
Every250 ms
Testing for 2010, 2013 to 2015, 2017 to 2019, 2021 to 2026

Example reply from a 2020 Audi A7.

Bits 0 to 15 of the reply, 16 bits.

0x2D8C = 11660 → (11660 ÷ 1000) = 11.66 V

Formula: (val ÷ 1000)
Range: 0 to 65 V
Unit: V

Confirmed for 2011 to 2012, 2016, 2020. In testing for 2010, 2013 to 2015, 2017 to 2019, 2021 to 2026.

Control module voltage `VPWR`SAE J1979Confirmed

Power input to the OBD control module. VPWR is normally battery voltage, less any voltage drop in the circuit between the battery and the control module.

Pelican can show this parameter as the starter battery voltage.

Request01 42
Service 01PID 42
Module7E0 → 7E8
Every10 s

Bits 0 to 15 of the reply, 16 bits.

Formula: (val ÷ 1000)
Range: 0 to 65535 V
Unit: V

Confirmed for 2012, 2020. Supported for 2016, 2021.

Diesel particulate filter charge limit for field regeneration `A7_DPF_CHG_LIM_FIELD`

Request22 20 D9
Service 22DID 20D9
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 100)
Range: -327 to 327
Unit: Raw value

In testing for 2019 to 2026.

Diesel particulate filter charge limit for service regeneration `A7_DPF_CHG_LIM_SERVICE`

Request22 20 DA
Service 22DID 20DA
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 100)
Range: -327 to 327
Unit: Raw value

In testing for 2019 to 2026.

Diesel particulate filter charge limit over-charge `A7_DPF_CHG_LIM_OVER_CHG`

Request22 20 DB
Service 22DID 20DB
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 100)
Range: -327 to 327
Unit: Raw value

In testing for 2019 to 2026.

Diesel particulate filter statistics current avg. torque gradient in charge cycle, nm/s `A7_DPF_STATISTICS_S`

Request22 40 0C
Service 22DID 400C
Module7E0 → 7E8
Every250 ms
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 10)
Range: -3276 to 3276
Unit: Number

In testing for 2019 to 2026.

Diesel particulate filter statistics, average RPM in charge cycle `A7_DPF_STATISTICS_AVG`

Request22 40 0E
Service 22DID 400E
Module7E0 → 7E8
Every250 ms
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 2)
Range: -16384 to 16383 rpm
Unit: rpm

In testing for 2019 to 2026.

Diesel particulate filter statistics, average temperature. after DPF in charge cycle `A7_DPF_STATISTICS_AVG_T`

Request22 40 17
Service 22DID 4017
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 10 − 273.1)
Range: -3549 to 3003 °C
Unit: °C

In testing for 2019 to 2026.

Diesel particulate filter statistics, avg drive cycle time during charge cycle `A7_DPF_STATISTICS_AVG_DRIVE`

Request22 40 33
Service 22DID 4033
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 31 of the reply, 32 bits.

Formula: (val ÷ 100)
Range: 0 to 42949672 s
Unit: s

In testing for 2019 to 2026.

Diesel particulate filter statistics, calculated charging rate in charge cycle, g/km `A7_DPF_STATISTICS_CALC_G`

Request22 40 1D
Service 22DID 401D
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val × 12207 ÷ 100000000)
Range: -3.99 to 3.99
Unit: Number

In testing for 2019 to 2026.

Diesel particulate filter statistics, current average speed in charge cycle `A7_DPF_STATISTICS`

Request22 40 0A
Service 22DID 400A
Module7E0 → 7E8
Every250 ms
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 100)
Range: -327 to 327 km/h
Unit: km/h

In testing for 2019 to 2026.

Diesel particulate filter statistics, measured charging rate in charge cycle, g/km `A7_DPF_STATISTICS_MEAS_G`

Request22 40 1B
Service 22DID 401B
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val × 12207 ÷ 100000000)
Range: -3.99 to 3.99
Unit: Number

In testing for 2019 to 2026.

Diesel particulate filter statistics, route in charge cycle `A7_DPF_STATISTICS_ROUTE`

Request22 40 31
Service 22DID 4031
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 31 of the reply, 32 bits.

Formula: (val ÷ 100)
Range: 0 to 42949672 km
Unit: km

In testing for 2019 to 2026.

Generator voltage, actual `A7_GEN_V_ACT`

Request22 4F 00
Service 22DID 4F00
Module710 → 77A
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val ÷ 10 + 10.6)
Range: 0 to 36.1 V
Unit: V

In testing for 2019 to 2026.

High pressure exhaust gas recirculation actuator, actual unconditioned voltage `A7_HIGH_P_EGR_ACTUATOR_ACT_V`

Request22 11 A9
Service 22DID 11A9
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 5)
Range: -6553 to 6553 mV
Unit: mV

In testing for 2019 to 2026.

High pressure turbocharger actuator, activation `A7_HIGH_P_TURBOCHARGER`

Request22 11 81
Service 22DID 1181
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 100)
Range: -327 to 327 %
Unit: %

In testing for 2019 to 2026.

High pressure turbocharger actuator, actual unconditioned voltage `A7_HIGH_P_TURBOCHARGER_ACT_V`

Request22 11 D0
Service 22DID 11D0
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 5)
Range: -6553 to 6553 mV
Unit: mV

In testing for 2019 to 2026.

High voltage battery inlet temperature `A7_HVBAT_INLET_T`

Request22 18 9D
Service 22DID 189D
Module7E5 → 7ED
Every1 s
Testing

Bits 8 to 15 of the reply, 8 bits.

Formula: (val − 100)
Range: -100 to 155 °C
Unit: °C

In testing for 2019 to 2026.

High voltage battery mode `A7_HVBAT_MODE_0_STANDBY_1_2_3_4_5_6_7`

Request22 74 48
Service 22DID 7448
Module7E5 → 7ED
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: val
Range: 0 to 255
Unit: Number

In testing for 2019 to 2026.

High voltage battery outlet temperature `A7_HVBAT_OUTLET_T`

Request22 18 9D
Service 22DID 189D
Module7E5 → 7ED
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val − 100)
Range: -100 to 155 °C
Unit: °C

In testing for 2019 to 2026.

High voltage battery temperature `A7_HVBAT_T`

Request22 2A 0B
Service 22DID 2A0B
Module7E5 → 7ED
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: (val − 100)
Range: -100 to 155 °C
Unit: °C

In testing for 2019 to 2026.

HV battery charge, displayed `A7_HVBAT_SOC_DISP`Confirmed

Pelican can show this parameter as the state of charge.

Request22 11 64
Service 22DID 1164
Module7E0 → 7E8
Every30 s
Testing for 2021 to 2026

Example reply from a 2020 Audi A7.

Bits 0 to 15 of the reply, 16 bits.

0x131B = 4891 → (4891 ÷ 100) = 48.91 %

Formula: (val ÷ 100)
Range: 0 to 100 %
Unit: %

Confirmed for 2020. In testing for 2021 to 2026.

HV battery energy content `A7_HVBAT_E_CONTENT`Confirmed

Energy stored in the high voltage battery

Request22 2A B8
Service 22DID 2AB8
Module710 → 77A
Every5 s
Testing for 2010 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 16 to 31 of the reply, 16 bits.

0x0000 = 0 → (0 × 25 ÷ 1000) = 0 kWh

Formula: (val × 25 ÷ 1000)
Range: 0 to 1638.37 kWh
Unit: kWh

Confirmed for 2021. In testing for 2019, 2022 to 2026. Not supported for 2011 to 2012, 2016, 2020.

HV battery maximum energy, raw count `A7_HVBAT_E_MAX_RAW`Confirmed

Request22 2A B2
Service 22DID 2AB2
Module710 → 77A
Every1 s
Testing for 2010 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 15 of the reply, 16 bits.

0x0519 = 1305 → 1,305

Formula: val
Range: 0 to 65535
Unit: Number

Confirmed for 2021. In testing for 2019, 2022 to 2026. Not supported for 2011 to 2012, 2016, 2020.

Ignition angle current cylinder `A7_PQ35_IGN_ANG_CYL`Confirmed

Request22 13 7A
Service 22DID 137A
Module7E0 → 7E8
Every1 s
Testing for 2010, 2013 to 2019, 2021 to 2026

Example reply from a 2020 Audi A7.

Bits 0 to 7 of the reply, 8 bits.

0x00 = 0 → (0 × 0.375 − 35.625) = -35.625 N·m

Formula: (val × 0.375 − 35.625)
Range: -35.625 to 60 N·m
Unit: N·m

Confirmed for 2011 to 2012, 2020. In testing for 2010, 2013 to 2019, 2021 to 2026.

Knock sensor voltage:, cylinder 1 `A7_KNOCK_SENS_V_CYL_1`

Request22 13 F8
Service 22DID 13F8
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 0.000076294)
Range: 0 to 4.99 V
Unit: V

In testing for 2010 to 2018.

Knock sensor voltage:, cylinder 2 `A7_KNOCK_SENS_V_CYL_2`

Request22 13 FC
Service 22DID 13FC
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 0.000076294)
Range: 0 to 4.99 V
Unit: V

In testing for 2010 to 2018.

Knock sensor voltage:, cylinder 3 `A7_KNOCK_SENS_V_CYL_3`

Request22 13 FA
Service 22DID 13FA
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 0.000076294)
Range: 0 to 4.99 V
Unit: V

In testing for 2010 to 2018.

Knock sensor voltage:, cylinder 4 `A7_KNOCK_SENS_V_CYL_4`

Request22 13 F9
Service 22DID 13F9
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 0.000076294)
Range: 0 to 4.99 V
Unit: V

In testing for 2010 to 2018.

Knock sensor voltage:, cylinder 5 `A7_KNOCK_SENS_V_CYL_5`

Request22 13 FD
Service 22DID 13FD
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 0.000076294)
Range: 0 to 4.99 V
Unit: V

In testing for 2010 to 2018.

Knock sensor voltage:, cylinder 6 `A7_KNOCK_SENS_V_CYL_6`

Request22 13 FB
Service 22DID 13FB
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 0.000076294)
Range: 0 to 4.99 V
Unit: V

In testing for 2010 to 2018.

Maximum charge current `A7_MAX_CHA_CUR_2`Confirmed

Request22 11 59
Service 22DID 1159
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2019, 2021 to 2026

Example reply from a 2020 Audi A7.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

0x0000 = 0 → (0 ÷ 10) = 0 A

Formula: (val ÷ 10)
Range: -3200 to 3200 A
Unit: A

Confirmed for 2020. In testing for 2010, 2013 to 2015, 2017 to 2019, 2021 to 2026. Not supported for 2011 to 2012, 2016.

Maximum discharge current `A7_MAX_DCHA_CUR_2`Confirmed

Request22 11 58
Service 22DID 1158
Module7E0 → 7E8
Every1 s
Testing for 2010, 2013 to 2026

Example reply from a 2012 Audi A7.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

0x0000 = 0 → (0 ÷ 10) = 0 A

Formula: (val ÷ 10)
Range: -3200 to 3200 A
Unit: A

Confirmed for 2011 to 2012. In testing for 2010, 2013 to 2015, 2017 to 2019, 2021 to 2026. Not supported for 2016, 2020.

Particle sensor, heat voltage `A7_PARTICLE_SENS_HEAT_V`

Request22 44 FA
Service 22DID 44FA
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: (val ÷ 100)
Range: -327 to 327 V
Unit: V

In testing for 2019 to 2026.

Service regeneration current duration `A7_PQ35_SRV_REGEN_DUR`Confirmed

Request22 11 64
Service 22DID 1164
Module7E0 → 7E8
Every30 s
Testing for 2010, 2013 to 2015, 2017

Example reply from a 2016 Audi A7.

Bits 0 to 31 of the reply, 32 bits.

0x00000000 = 0 → (0 × 0.0001666667) = 0 min

Formula: (val × 0.0001666667)
Range: 0 to 715827 min
Unit: min

Confirmed for 2011 to 2012, 2016. In testing for 2010, 2013 to 2015, 2017.

Start/stop battery charge `A7_SSB_AH`Confirmed

Request22 2A 0F
Service 22DID 2A0F
Module710 → 77A
Every5 s
Testing for 2010, 2013 to 2015, 2017 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 7 of the reply, 8 bits.

0x24 = 36 → 36 Ah

Formula: val
Range: 0 to 255 Ah
Unit: Ah

Confirmed for 2011 to 2012, 2016, 2021. In testing for 2010, 2013 to 2015, 2017 to 2019, 2022 to 2026. Not supported for 2020.

Start/stop battery current `A7_SSB_C`Confirmed

Request22 2A 09
Service 22DID 2A09
Module710 → 77A
Every1 s
Testing for 2010, 2013 to 2017

Example reply from a 2012 Audi A7.

Bits 0 to 23 of the reply, 24 bits.

0x2DCCFE = 3001598 → (3001598 ÷ 1000 − 3000) = 1.598 A

Formula: (val ÷ 1000 − 3000)
Range: -3000 to 13777.215 A
Unit: A

Confirmed for 2011 to 2012. In testing for 2010, 2013 to 2017.

Start/stop battery current `A7_SSB_C_32`Confirmed

Request22 2A 09
Service 22DID 2A09
Module710 → 77A
Every1 s
Testing for 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 31 of the reply, 32 bits. The value is signed.

0x0000086C = 2156 → (2156 ÷ 1000) = 2.156 A

Formula: (val ÷ 1000)
Range: -1000 to 1000 A
Unit: A

Confirmed for 2021. In testing for 2022 to 2026. Not supported for 2020.

Start/stop battery resistance `A7_SSB_R`Confirmed

Request22 2A 0E
Service 22DID 2A0E
Module710 → 77A
Every5 s
Testing for 2010, 2013 to 2015, 2017 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 7 of the reply, 8 bits.

0x12 = 18 → (18 × 2 ÷ 10) = 3.6 mΩ

Formula: (val × 2 ÷ 10)
Range: 0 to 51 mΩ
Unit: mΩ

Confirmed for 2011 to 2012, 2016, 2021. In testing for 2010, 2013 to 2015, 2017 to 2019, 2022 to 2026. Not supported for 2020.

Start/stop battery sensor temperature `A7_SSB_T`Confirmed

Request22 2A 0B
Service 22DID 2A0B
Module710 → 77A
Every1 s
Testing for 2010, 2013 to 2015, 2017 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 7 of the reply, 8 bits.

0x39 = 57 → (57 − 40) = 17 °C

Formula: (val − 40)
Range: -40 to 215 °C
Unit: °C

Confirmed for 2011 to 2012, 2016, 2021. In testing for 2010, 2013 to 2015, 2017 to 2019, 2022 to 2026. Not supported for 2020.

Start/stop battery state of charge `A7_SSB_SOC`Confirmed

Request22 2A 0C
Service 22DID 2A0C
Module710 → 77A
Every1 s
Testing for 2010, 2013 to 2015, 2017 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 7 of the reply, 8 bits.

0x4C = 76 → 76 %

Formula: val
Range: 0 to 100 %
Unit: %

Confirmed for 2011 to 2012, 2016, 2021. In testing for 2010, 2013 to 2015, 2017 to 2019, 2022 to 2026. Not supported for 2020.

Start/stop battery target voltage `A7_SSB_VT`Confirmed

Request22 2A 00
Service 22DID 2A00
Module710 → 77A
Every1 s
Testing for 2010, 2013 to 2020, 2022 to 2026

Example reply from a 2012 Audi A7.

Bits 0 to 7 of the reply, 8 bits.

0x95 = 149 → (149 ÷ 10) = 14.9 V

Formula: (val ÷ 10)
Range: 0 to 25.5 V
Unit: V

Confirmed for 2011 to 2012. In testing for 2010, 2013 to 2019, 2022 to 2026. Supported for 2021. Not supported for 2020.

Start/stop battery voltage `A7_SSB_V`Confirmed

Pelican can show this parameter as the starter battery voltage.

Request22 2A 07
Service 22DID 2A07
Module710 → 77A
Every1 s
Testing for 2010, 2013 to 2015, 2017 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 15 of the reply, 16 bits.

0x23F2 = 9202 → (9202 ÷ 1000 + 4) = 13.202 V

Formula: (val ÷ 1000 + 4)
Range: 4 to 69.535 V
Unit: V

Confirmed for 2011 to 2012, 2016, 2021. In testing for 2010, 2013 to 2015, 2017 to 2019, 2022 to 2026. Not supported for 2020.

Start/stop battery voltage, at rest `A7_SSB_V_REST`Confirmed

Request22 2A 10
Service 22DID 2A10
Module710 → 77A
Every1 s
Testing for 2010, 2013 to 2015, 2017 to 2020, 2022 to 2026

Example reply from a 2021 Audi A7.

Bits 0 to 7 of the reply, 8 bits.

0x23 = 35 → (35 ÷ 10 + 9) = 12.5 V

Formula: (val ÷ 10 + 9)
Range: 9 to 34.5 V
Unit: V

Confirmed for 2011 to 2012, 2016, 2021. In testing for 2010, 2013 to 2015, 2017 to 2019, 2022 to 2026. Not supported for 2020.

Turbocharger inlet pressure corrected value `A7_TURBOCHARGER_INLET_P`

Request22 11 D4
Service 22DID 11D4
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: (val × 5 ÷ 64)
Range: 0 to 5119
Unit: Raw value

In testing for 2019 to 2026.

Battery parameters

12V battery capacity A7_12V_BAT_CAP

Accelerator pedal, sensor 1 voltage A7_ACCEL_PEDAL_SENS_1_V

Accelerator pedal, sensor 2 voltage A7_ACCEL_PEDAL_SENS_2_V

Aux. hydraulic pump voltage A7_AUX_HYDRAULIC_PMP_V

Battery acid stratification A7_BAT_ACID

Battery condition for display A7_BAT_COND_DISPLAY

Battery current filtered A7_BAT_CURRENT_FILTERED

Battery internal resistance, raw A7_BAT_INTERNAL_RES_RAW

Battery voltage A7_BAT_V

Battery voltage variant A7_PQ35_BAT_V_2Confirmed

Boost pressure A7_PQ35_CHG_PConfirmed

Bypass valve high pressure turbine inlet, raw voltage A7_BYPASS_VLV_HIGH_P_V

Charge air pressure actuator position digit.value A7_CHG_AIR_P_ACTUATOR

Charge air pressure, actual value A7_CHG_AIR_P_ACT

Charge air temp at the turbocharger outlet, calculated A7_MQB_CHARGE_AIR_T_TUBROCHARGER_OUTLET_CALCULATED

Charge limit overcharge protection A7_PQ35_CHG_LIM_OVERConfirmed

Charge pressure actuator, adaptation for lower stop A7_CHG_P_ACTUATOR_ADPT

Charge pressure actuator, adaptation for upper stop A7_CHG_P_ACTUATOR_ADPT_HI

Charge pressure actuator, maximum sensor voltage A7_CHG_P_ACTUATOR_MAX_V

Charge pressure actuator, specified position A7_CHG_P_ACTUATOR_SPEC

Control module voltage A7_VPWRConfirmed

Control module voltage VPWRSAE J1979Confirmed

Diesel particulate filter charge limit for field regeneration A7_DPF_CHG_LIM_FIELD

Diesel particulate filter charge limit for service regeneration A7_DPF_CHG_LIM_SERVICE

Diesel particulate filter charge limit over-charge A7_DPF_CHG_LIM_OVER_CHG

Diesel particulate filter statistics current avg. torque gradient in charge cycle, nm/s A7_DPF_STATISTICS_S

Diesel particulate filter statistics, average RPM in charge cycle A7_DPF_STATISTICS_AVG

Diesel particulate filter statistics, average temperature. after DPF in charge cycle A7_DPF_STATISTICS_AVG_T

Diesel particulate filter statistics, avg drive cycle time during charge cycle A7_DPF_STATISTICS_AVG_DRIVE

Diesel particulate filter statistics, calculated charging rate in charge cycle, g/km A7_DPF_STATISTICS_CALC_G

Diesel particulate filter statistics, current average speed in charge cycle A7_DPF_STATISTICS

Diesel particulate filter statistics, measured charging rate in charge cycle, g/km A7_DPF_STATISTICS_MEAS_G

Diesel particulate filter statistics, route in charge cycle A7_DPF_STATISTICS_ROUTE

Generator voltage, actual A7_GEN_V_ACT

High pressure exhaust gas recirculation actuator, actual unconditioned voltage A7_HIGH_P_EGR_ACTUATOR_ACT_V

High pressure turbocharger actuator, activation A7_HIGH_P_TURBOCHARGER

High pressure turbocharger actuator, actual unconditioned voltage A7_HIGH_P_TURBOCHARGER_ACT_V

High voltage battery inlet temperature A7_HVBAT_INLET_T

High voltage battery mode A7_HVBAT_MODE_0_STANDBY_1_2_3_4_5_6_7

High voltage battery outlet temperature A7_HVBAT_OUTLET_T

High voltage battery temperature A7_HVBAT_T

HV battery charge, displayed A7_HVBAT_SOC_DISPConfirmed

HV battery energy content A7_HVBAT_E_CONTENTConfirmed

HV battery maximum energy, raw count A7_HVBAT_E_MAX_RAWConfirmed

Ignition angle current cylinder A7_PQ35_IGN_ANG_CYLConfirmed

Knock sensor voltage:, cylinder 1 A7_KNOCK_SENS_V_CYL_1

Knock sensor voltage:, cylinder 2 A7_KNOCK_SENS_V_CYL_2

Knock sensor voltage:, cylinder 3 A7_KNOCK_SENS_V_CYL_3

Knock sensor voltage:, cylinder 4 A7_KNOCK_SENS_V_CYL_4

Knock sensor voltage:, cylinder 5 A7_KNOCK_SENS_V_CYL_5

Knock sensor voltage:, cylinder 6 A7_KNOCK_SENS_V_CYL_6

Maximum charge current A7_MAX_CHA_CUR_2Confirmed

Maximum discharge current A7_MAX_DCHA_CUR_2Confirmed

Particle sensor, heat voltage A7_PARTICLE_SENS_HEAT_V

Service regeneration current duration A7_PQ35_SRV_REGEN_DURConfirmed

Start/stop battery charge A7_SSB_AHConfirmed

Start/stop battery current A7_SSB_CConfirmed

Start/stop battery current A7_SSB_C_32Confirmed

Start/stop battery resistance A7_SSB_RConfirmed

Start/stop battery sensor temperature A7_SSB_TConfirmed

Start/stop battery state of charge A7_SSB_SOCConfirmed

Start/stop battery target voltage A7_SSB_VTConfirmed

Start/stop battery voltage A7_SSB_VConfirmed

Start/stop battery voltage, at rest A7_SSB_V_RESTConfirmed

Turbocharger inlet pressure corrected value A7_TURBOCHARGER_INLET_P

Start your test drive today.

12V battery capacity `A7_12V_BAT_CAP`

Accelerator pedal, sensor 1 voltage `A7_ACCEL_PEDAL_SENS_1_V`

Accelerator pedal, sensor 2 voltage `A7_ACCEL_PEDAL_SENS_2_V`

Aux. hydraulic pump voltage `A7_AUX_HYDRAULIC_PMP_V`

Battery acid stratification `A7_BAT_ACID`

Battery condition for display `A7_BAT_COND_DISPLAY`

Battery current filtered `A7_BAT_CURRENT_FILTERED`

Battery internal resistance, raw `A7_BAT_INTERNAL_RES_RAW`

Battery voltage `A7_BAT_V`

Battery voltage variant `A7_PQ35_BAT_V_2`Confirmed

Boost pressure `A7_PQ35_CHG_P`Confirmed

Bypass valve high pressure turbine inlet, raw voltage `A7_BYPASS_VLV_HIGH_P_V`

Charge air pressure actuator position digit.value `A7_CHG_AIR_P_ACTUATOR`

Charge air pressure, actual value `A7_CHG_AIR_P_ACT`

Charge air temp at the turbocharger outlet, calculated `A7_MQB_CHARGE_AIR_T_TUBROCHARGER_OUTLET_CALCULATED`

Charge limit overcharge protection `A7_PQ35_CHG_LIM_OVER`Confirmed

Charge pressure actuator, adaptation for lower stop `A7_CHG_P_ACTUATOR_ADPT`

Charge pressure actuator, adaptation for upper stop `A7_CHG_P_ACTUATOR_ADPT_HI`

Charge pressure actuator, maximum sensor voltage `A7_CHG_P_ACTUATOR_MAX_V`

Charge pressure actuator, specified position `A7_CHG_P_ACTUATOR_SPEC`

Control module voltage `A7_VPWR`Confirmed

Control module voltage `VPWR`SAE J1979Confirmed

Diesel particulate filter charge limit for field regeneration `A7_DPF_CHG_LIM_FIELD`

Diesel particulate filter charge limit for service regeneration `A7_DPF_CHG_LIM_SERVICE`

Diesel particulate filter charge limit over-charge `A7_DPF_CHG_LIM_OVER_CHG`

Diesel particulate filter statistics current avg. torque gradient in charge cycle, nm/s `A7_DPF_STATISTICS_S`

Diesel particulate filter statistics, average RPM in charge cycle `A7_DPF_STATISTICS_AVG`

Diesel particulate filter statistics, average temperature. after DPF in charge cycle `A7_DPF_STATISTICS_AVG_T`

Diesel particulate filter statistics, avg drive cycle time during charge cycle `A7_DPF_STATISTICS_AVG_DRIVE`

Diesel particulate filter statistics, calculated charging rate in charge cycle, g/km `A7_DPF_STATISTICS_CALC_G`

Diesel particulate filter statistics, current average speed in charge cycle `A7_DPF_STATISTICS`

Diesel particulate filter statistics, measured charging rate in charge cycle, g/km `A7_DPF_STATISTICS_MEAS_G`

Diesel particulate filter statistics, route in charge cycle `A7_DPF_STATISTICS_ROUTE`

Generator voltage, actual `A7_GEN_V_ACT`

High pressure exhaust gas recirculation actuator, actual unconditioned voltage `A7_HIGH_P_EGR_ACTUATOR_ACT_V`

High pressure turbocharger actuator, activation `A7_HIGH_P_TURBOCHARGER`

High pressure turbocharger actuator, actual unconditioned voltage `A7_HIGH_P_TURBOCHARGER_ACT_V`

High voltage battery inlet temperature `A7_HVBAT_INLET_T`

High voltage battery mode `A7_HVBAT_MODE_0_STANDBY_1_2_3_4_5_6_7`

High voltage battery outlet temperature `A7_HVBAT_OUTLET_T`

High voltage battery temperature `A7_HVBAT_T`

HV battery charge, displayed `A7_HVBAT_SOC_DISP`Confirmed

HV battery energy content `A7_HVBAT_E_CONTENT`Confirmed

HV battery maximum energy, raw count `A7_HVBAT_E_MAX_RAW`Confirmed

Ignition angle current cylinder `A7_PQ35_IGN_ANG_CYL`Confirmed

Knock sensor voltage:, cylinder 1 `A7_KNOCK_SENS_V_CYL_1`

Knock sensor voltage:, cylinder 2 `A7_KNOCK_SENS_V_CYL_2`

Knock sensor voltage:, cylinder 3 `A7_KNOCK_SENS_V_CYL_3`

Knock sensor voltage:, cylinder 4 `A7_KNOCK_SENS_V_CYL_4`

Knock sensor voltage:, cylinder 5 `A7_KNOCK_SENS_V_CYL_5`

Knock sensor voltage:, cylinder 6 `A7_KNOCK_SENS_V_CYL_6`

Maximum charge current `A7_MAX_CHA_CUR_2`Confirmed

Maximum discharge current `A7_MAX_DCHA_CUR_2`Confirmed

Particle sensor, heat voltage `A7_PARTICLE_SENS_HEAT_V`

Service regeneration current duration `A7_PQ35_SRV_REGEN_DUR`Confirmed

Start/stop battery charge `A7_SSB_AH`Confirmed

Start/stop battery current `A7_SSB_C`Confirmed

Start/stop battery current `A7_SSB_C_32`Confirmed

Start/stop battery resistance `A7_SSB_R`Confirmed

Start/stop battery sensor temperature `A7_SSB_T`Confirmed

Start/stop battery state of charge `A7_SSB_SOC`Confirmed

Start/stop battery target voltage `A7_SSB_VT`Confirmed

Start/stop battery voltage `A7_SSB_V`Confirmed

Start/stop battery voltage, at rest `A7_SSB_V_REST`Confirmed

Turbocharger inlet pressure corrected value `A7_TURBOCHARGER_INLET_P`