Power Supply Voltage Malfunction
Table of contents
C1551 TOYOTA Possible Causes
- Faulty Power Steering ECU
- Power Steering ECU harness is open or shorted
- Power Steering ECU circuit poor electrical connection
How do I fix code C1551 TOYOTA?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the C1551 TOYOTA code
The cost of diagnosing the C1551 TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
- Engine Crank and No Start
- Security Immobiliser Warning Lights ON
C1551 TOYOTA Description
The Power Steering ECU monitors itself for the proper operation. The Power Steering ECU sets the OBDII code when it detects an internal malfunction. The Power Steering ECU distinguishes the ignition switch status as ON or OFF through the IG power source circuit.