C15A5

STEERING COLUMN: VARIABLE GEAR RATIO STEERING SYSTEM: C15A5/65: Actuator Malfunction
C15A5/65 - Actuator Malfunction

DESCRIPTION

If the steering control ECU detects a malfunction in the lock mechanism, it will turn the master warning light on, store the DTC C15A5/65, and stop VGRS operation.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (STEERING CONTROL ECU - STEERING ACTUATOR)

(a) Disconnect the A41 steering control ECU connector.

(b) Disconnect the z16 steering actuator connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard resistance:

(d) Measure the voltage according to the value(s) in the table below.

Standard voltage:

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (STEERING CONTROL ECU - STEERING ACTUATOR)

(a) Disconnect the A41 steering control ECU connector.

(b) Reconnect the z16 steering actuator connector.

NG -- REPLACE STEERING ACTUATOR (POWER STEERING GEAR ASSEMBLY) Removal

OK -- REPLACE STEERING CONTROL ECU Removal