Steering Control ECU Communication Error
Table of contents
C1785 TOYOTA Possible Causes
- Faulty Steering Control ECU
- Steering Control ECU harness is open or shorted
- Steering Control ECU circuit poor electrical connection
- Faulty Suspension Control ECU
How do I fix code C1785 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 C1785 TOYOTA code
The cost of diagnosing the C1785 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)
C1785 TOYOTA Description
The Suspension Control ECU receives signals from the Steering Control ECU via CAN communication. When there is a communication malfunction, it will be detected by the diagnosis function.