4WAS Main Control Unit
Table of contents
C1686 NISSAN Possible Causes
- Faulty 4 Wheel Active Steer (4WAS) Main Control Unit
- 4 Wheel Active Steer (4WAS) Main Control Unit harness is open or shorted
- 4 Wheel Active Steer (4WAS) Main Control Unit circuit poor electrical connection
How do I fix code C1686 NISSAN?
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 C1686 NISSAN code
The cost of diagnosing the C1686 NISSAN 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)
C1686 NISSAN Description
It transmits the value calculated by 4 Wheel Active Steer (4WAS) Main Control Unit to 4WAS front control unit with 4WAS communication line (line for 4WAS system). 4WAS front control unit controls 4WAS front actuator according to the received command value.