C15A5

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

DTC 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 WIRE HARNESS (STEERING CONTROL ECU - STEERING ACTUATOR)




(a) Turn the power switch OFF.
(b) Disconnect the K70 steering control ECU connector.
(c) Disconnect the K26 steering actuator connector.
(d) Measure the resistance of the wire harness side connectors.
Standard resistance:





(e) Turn the power switch ON (IG).
(f) Measure the voltage of the wire harness side connector.
Standard voltage:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. CHECK STEERING ACTUATOR




(a) Turn the power switch OFF.
(b) Disconnect the K70 steering control ECU connector.
(c) Measure the resistance of the steering actuator.
Standard resistance:






NG -- REPLACE STEERING ACTUATOR
OK -- REPLACE STEERING CONTROL ECU