Lexus IS250 IS220d GSE20 ALE20 4GR-FSE ENGINE CONTROL SYSTEM
ACCELERATOR PEDAL - ON-VEHICLE INSPECTION
1. INSPECT ACCELERATOR PEDAL |

Connect the intelligent tester to the DLC3.
Turn the engine switch on (IG).
Turn the intelligent tester main switch ON.
Select the following menus: DIAGNOSIS / ENHANCED OBD II / DATA LIST / ACCEL POS #1, ACCEL POS #2.
When depressing or releasing the accelerator pedal, check that the values of the accelerator POS No. 1 and accelerator POS No. 2 are within the specification.
- Accelerator POS No. 1 standard voltage:
Condition Specified Condition Accelerator pedal is released 0.5 to 1.1 V Accelerator pedal is depressed 2.6 to 4.5 V
- Accelerator POS No. 2 standard voltage:
Condition Specified Condition Accelerator pedal is released 1.2 to 2.0 V Accelerator pedal is depressed 3.4 to 5.0 V
If the result is not as specified, check the accelerator pedal, wire harness or ECM.
LEXUS IS250, IS220d / GSE20 ALE20