Lexus ES: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK STEERING EFFORT (TORQUE)
NOTICE:
These service operations may affect the SRS airbags. Be sure to read the precautionary notices concerning the SRS airbag system before servicing.
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(a) Stop the vehicle on a level, paved surface and align the wheels straight ahead.
(b) Remove the horn button assembly.
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(c) Connect the cable to the negative (-) battery terminal.
(d) Using a torque wrench, check that the steering wheel set bolt is properly tightened.
Torque:
62 N·m {632 kgf·cm, 46 ft·lbf}
(e) Start the engine so that the power steering is ready to operate.
(f) Turn the steering wheel 90 degrees to the right and check steering effort (torque) with the steering wheel turned. Check in the opposite direction using the same method.
Standard Steering Effort (Reference):
5.5 N*m (56 kgf*cm, 49 in.*lbf) or less
(g) Align the front wheels facing straight ahead.
(h) Turn the engine switch off.
(i) Disconnect the cable from the negative (-) battery terminal.
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
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(j) Install the horn button assembly.
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READ NEXT:
Torque Sensor1 (C1511-C1514,C1521-C1523,C1528,C1531-C1555)
DESCRIPTION While torque sensor system, motor system or ECU system malfunctions are detected, the fail-safe function suspends power assist. However, power assist continues with limited assistance amou
Torque Sensor Zero Point Adjustment Undone (C1515)
DESCRIPTION This DTC does not indicate a malfunction. The power steering ECU (rack and pinion power steering gear assembly) stores this DTC when it determines that torque sensor zero point calibration
Torque Sensor Zero Point Adjustment Incomplete (C1516)
DESCRIPTION This DTC does not indicate a malfunction. The power steering ECU (rack and pinion power steering gear assembly) stores this DTC when it determines that torque sensor zero point calibration
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Auto ID Under Registration (C2128)
DESCRIPTION When ID registration is being performed via the automatic ID registration function, the tire pressure warning ECU and receiver stores C2128 and the tire pressure warning light flashes for 1 minute and then illuminates. When the tire pressure warning ECU receives data from all registered
Installation
INSTALLATION PROCEDURE 1. INSTALL REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH NOTICE: If the rear height control sensor sub-assembly LH has been struck or dropped, replace it with a new one. (a) for 2WD: (1) Engage the 2 guides. Bolt Connector (2) Install the rear height control sens
