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





(a) Turn the engine switch off.
(b) Disconnect the connectors from the steering control ECU and the steering actuator.
(c) Measure the resistance according to the value(s) in the table below.
Resistance:





(d) Turn the engine switch on (IG).
(e) Measure the voltage according to the value(s) in the table below.
Voltage:






NG -- REPAIR OR REPLACE WIRE HARNESS
OK -- Continue to next step.
2. CHECK STEERING ACTUATOR
(a) Turn the engine switch off.
(b) Connect the connector to the steering control ECU.





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






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