Lexus NX: Power Steering System (for Power Tilt And Power Telescopic Steering Column)
Lexus NX Service Manual / Steering / Power Assist Systems / Power Steering System (for Power Tilt And Power Telescopic Steering Column)
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Calibration
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Freeze Frame Data
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- On-vehicle Inspection
- Torque Sensor1 (C1511-C1514,C1517)
- Torque Sensor Zero Point Adjustment Undone (C1515,C1516)
- Short in Motor Circuit (C1521-C1524,C1528,C1531-C1555)
- Vehicle Speed Signal (C1541)
- IG Power Supply Voltage (C1551)
- PIG Power Supply Voltage (C1552,C1554)
- Error in Matching of ECUs (C1567)
- Assist Map Number Un-Writing (C1581)
- Assist Map Number Mismatch (C1582)
- Lost Communication with Brake System Control Module (U0129,U0293,U1104)
- Power Steering Warning Light Circuit
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Precaution
PRECAUTION HANDLING PRECAUTIONS FOR SRS AIRBAG SYSTEM (a) This vehicle is equipped with a Supplemental Restraint System (SRS). Failure to carry out service operations in the correct sequence could cau
Parts Location
PARTS LOCATION ILLUSTRATION *1 POWER STEERING ECU ASSEMBLY - POWER STEERING MOTOR *2 ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY - TORQUE SENSOR *3 SKID CONTROL ECU (BRAKE BOOSTER WITH
System Diagram
SYSTEM DIAGRAM
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Buzzer Circuit Short to Battery (C1A4A12)
DESCRIPTION If the forward recognition camera detects a short +B in the buzzer circuit, it will store DTC C1A4A12. DTC No. Detection Item DTC Detection Condition Trouble Area C1A4A12 Buzzer Circuit Short to Battery While the skid control buzzer is sounding, the forward recognition c
Terminals Of Ecu
TERMINALS OF ECU AIR CONDITIONING AMPLIFIER ASSEMBLY (a) Disconnect the I50 air conditioning amplifier assembly connector. (b) Measure the resistance and voltage according to the value(s) in the table below. HINT: Check from the rear of the connector while it is connected to the air conditioning am
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