Lexus ES: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT ACCELERATOR PEDAL SENSOR ASSEMBLY
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Data List / Accelerator Position Sensor No. 1 Voltage and Accelerator Position Sensor No. 2 Voltage.
Powertrain > Engine > Data List| Tester Display |
|---|
| Accelerator Position Sensor No.1 Voltage |
| Accelerator Position Sensor No.2 Voltage |
(e) Read the values displayed on the Techstream.
Standard Voltage:
| Techstream Display | Condition | Specified Condition |
|---|---|---|
| Accelerator Position Sensor No. 1 Voltage | Accelerator pedal fully released | 0.5 to 1.1 V |
| Accelerator pedal fully depressed | 2.6 to 4.5 V | |
| Accelerator Position Sensor No. 2 Voltage | Accelerator pedal fully released | 1.2 to 2.0 V |
| Accelerator pedal fully depressed | 3.4 to 4.75 V |
If the result is not as specified, check the accelerator pedal sensor assembly, wire harness and ECM.
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Removal
REMOVAL PROCEDURE 1. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY Click here 2. REMOVE ACCELERATOR PEDAL(W/SENSOR) ROD ASSEMBLY NOTICE:
Avoid physical shock to the accelerator pedal se
Installation
INSTALLATION PROCEDURE 1. INSTALL ACCELERATOR PEDAL ASSEMBLY (a) Engage the claw to install the accelerator pedal assembly. (b) Install the 2 bolts. Torque: 7.5 N·m {76 kgf·cm, 66 in
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System Diagram
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Linear Solenoid Power Supply System Malfunction (C120C)
DESCRIPTION This DTC is output by the 4WD ECU assembly if a malfunction occurs in the linear solenoid power supply system. DTC No. Detection Item DTC Detection Condition Trouble Area C120C Linear Solenoid Power Supply System Malfunction
When the 4WD relay is on, the 4WD relay mon
