Lexus ES: Power Steering System(for Gasoline Model)
Lexus ES (XZ10) Service Manual / Steering / Power Assist Systems / Power Steering System(for Gasoline Model)
- Precaution
- Parts Location
- System Diagram
- System Diagram
- System Description
- Customize Parameters
- How To Proceed With Troubleshooting
- Calibration
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Dtc Check / Clear
- Freeze Frame Data
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Diagnostic Trouble Code Chart
- On-vehicle Inspection
- Torque Sensor1 (C1511-C1514,C1521-C1523,C1528,C1531-C1555)
- Torque Sensor Zero Point Adjustment Undone (C1515)
- Torque Sensor Zero Point Adjustment Incomplete (C1516)
- Vehicle Speed Signal (C1541)
- IG Power Supply Voltage (C1551)
- PIG Power Supply Voltage (C1552,C1554)
- Error in Matching of ECUs (C1567)
- Error in Matching of ECUs (C1567)
- Assist Map Number Un-Writing (C1581)
- Assist Map Number Un-Writing (C1581)
- Assist Map Number Mismatch (C1582)
- Assist Map Number Mismatch (C1582)
- Lost Communication with ECM / PCM "A" (U0100,U0126,U0129,U0132,U023A)
- EPS Warning Light Circuit
- Drive Mode Select Switch Circuit
- Drive Mode Select Switch Circuit
- Check Assist Limit Record
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following system(s) after the c
Parts Location
PARTS LOCATION ILLUSTRATION *A w/ Adaptive Variable Suspension System - - *1 DRIVE MODE SELECT SWITCH (COMBINATION SWITCH ASSEMBLY) *2 FORWARD RECOGNITION CAMERA *3 BRAKE ACT
System Diagram
SYSTEM DIAGRAM
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On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT MASS AIR FLOW METER SUB-ASSEMBLY HINT: Perform "Inspection After Repair" after replacing the mass air flow meter sub-assembly. Click here (a) Read the value of Data List item "Mass Air Flow Sensor" using the Techstream. NOTICE: Perform the inspection of
Suspension Control ECU Malfunction (C1781)
DESCRIPTION If a malfunction in the absorber control ECU is detected, DTC C1781 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory C1781 Suspension Control ECU Malfunction One of the following conditions is met:
A nonvolatile memory
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