C1521
DTC C1521/21 Motor Circuit MalfunctionDESCRIPTION
The VGRS ECU drives the actuator while turning the steering wheel to set the gear ratio. It detects the current flowing into the actuator motor driving circuit. When the VGRS ECU detects excessive current, it records the DTC, turns on the VGRS warning light, and stops VGRS operation.
Wiring Diagram:
HINT: When DTC C1521/21 is output, a short circuit inside the actuator or inside the ECU is suspected.
INSPECTION PROCEDURES
Step 1:
Step 1(continued):
