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Lexus IS

ECU parameters

The Lexus IS has 2 ECU parameters.

● Confirmed◆ In testing○ Supported× Not supported

How to read a parameter card

Exhaust VVT hold learn value bank 1 IS_EXH_VVT_HOLD_LEARN_1Confirmed

  • Request22 10 89
  • Service 22DID 1089
  • Module700 → 708
  • Every3600 s
  • Testing for 1998 to 2024, 2026

Example reply from a 2025 Lexus IS.

Bits 0 to 15 of the reply, 16 bits.

0x2CCB = 11467 → (11467 × 399.9 ÷ 65535) = 69.972584 %

Formula
(val × 399.9 ÷ 65535)
Range
0 to 100 %
Unit
%

Confirmed for 2025. In testing for 1998 to 2022, 2024, 2026. Not supported for 2023.

  1. The parameter's name and its ID in the OBDb. Confirmed shows when a response from a real car confirms the parameter.
  2. The clutch mark shows a Connectable, a parameter that Pelican surfaces in its interface.
  3. The service and PID/DID asked for, the control module it's sent to, and how often Pelican asks.
  4. The reply's bytes. The parameter's bytes are blue. Bytes for other parameters in the same reply are grayed out. Hover over a byte to see the parameter it represents.
  5. Where the parameter is in the response, and how Pelican converts the raw value into a value.
  6. A real reply, decoded. The raw value comes first, then the reading.
  7. Which model years have tested this parameter.

Exhaust VVT hold learn value bank 1 IS_EXH_VVT_HOLD_LEARN_1Confirmed

  • Request22 10 89
  • Service 22DID 1089
  • Module700 → 708
  • Every3600 s
  • Testing for 1998 to 2024, 2026

Example reply from a 2025 Lexus IS.

Bits 0 to 15 of the reply, 16 bits.

0x2CCB = 11467 → (11467 × 399.9 ÷ 65535) = 69.972584 %

Formula
(val × 399.9 ÷ 65535)
Range
0 to 100 %
Unit
%

Confirmed for 2025. In testing for 1998 to 2022, 2024, 2026. Not supported for 2023.

Inspection mode IS_INSPECTION_MODE

  • Request21 A6
  • Service 21PID A6
  • Module7B0 → 7B8
  • Every30 s
  • Testing

Bit 0 of the reply.

Formula
val
Range
0 to 1
Unit
Off or on

In testing for 1998 to 2022, 2024, 2026. Not supported for 2023, 2025.

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