DTC C15A1/61 Actuator Malfunction
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DESCRIPTION
The steering control ECU drives the actuator while the steering wheel is turned to set the gear ratio. It detects the current flowing into the actuator motor
driving circuit.
If the steering control ECU detects excessive current, it will store DTC C15A1/61, turn on the master warning light, and stop VGRS operation.
DTC Code DTC Detection Condition Trouble Area
C15A1/61
Excessive current (exceeding the estimated amount) flows
due to a malfunction in the motor drive circuit.
Harness or connector
Steering actuator
Steering control ECU
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
When DTC C15A2/62 is output, a short circuit inside the steering actuator or inside the steering control ECU is suspected.
1.CHECK HARNESS AND CONNECTOR (STEERING CONTROL ECU - STEERING ACTUATOR)
a. Disconnect the E83 steering control ECU connector.
b. Disconnect the E85 steering actuator connector.
c. Measure the resistance according to the value(s) in the table below.
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