Lexus NX: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. CHECK STEERING EFFORT (TORQUE)

CAUTION:

These service operations may affect the SRS airbags. Be sure to read the precautionary notices concerning the SRS airbag system before servicing.

Click here

(a) Stop the vehicle on a level, paved surface and align the wheels straight ahead.

(b) Remove the steering pad assembly.

Click here

(c) Connect the cable to the negative (-) auxiliary battery terminal.

(d) Using a torque wrench, check that the steering wheel set nut is properly tightened.

Click here

(e) Turn the power switch on (READY) so that the power steering is ready to operate.

(f) Turn the steering wheel 90 degrees to the right and check the steering effort (torque) while continuing to turn it further in the same direction.

Standard steering effort (Reference):

6.0 N*m (61 kgf*cm, 53 in.*lbf) or less

(g) Align the front wheels facing straight ahead.

(h) Turn the power switch off.

(i) Disconnect the cable from the negative (-) auxiliary battery terminal.

(j) Install the steering pad assembly.

Click here

READ NEXT:

 Torque Sensor1 (C1511-C1514,C1517)

DESCRIPTION The torque sensor converts the steering wheel rotation torque into electric signals and sends them to the power steering ECU assembly. DTC No. Detection Item DTC Detection Condition

 Torque Sensor Zero Point Adjustment Undone (C1515,C1516)

DESCRIPTION These DTCs do not indicate a malfunction. The power steering ECU assembly stores C1515 when it determines that torque sensor zero point calibration has not been performed. The power steeri

 Short in Motor Circuit (C1521-C1524,C1528,C1531-C1555)

DESCRIPTION The power steering ECU assembly detects steering force using the signal received from the steering torque sensor, and also monitors the motor circuit for errors. DTC No. Detection Ite

SEE MORE:

 Drive Motor "B" Position Sensor Circuit (P0A45-669-P0A47-670)

DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate the resolver output signal is abnormal. The cause of this malfunction may be one of the following: Area Main Malfunction Description Step Inverter low-voltage circuit The connectors are not connected properly 2 Rear motor res

 Components

COMPONENTS ILLUSTRATION *1 DECK TRIM SIDE PANEL ASSEMBLY LH *2 FUEL FILLER OPENING LID LOCK RETAINER *3 FUEL LID WITH MOTOR LOCK ASSEMBLY *4 LUGGAGE HOLD BELT STRIKER ASSEMBLY *5 NO. 1 LUGGAGE COMPARTMENT TRIM HOOK *6 REAR DOOR OPENING TRIM WEATHERSTRIP LH *7 REAR

© 2016-2026 Copyright www.lexunx.com