4WAS Main Control Unit Communication
Table of contents
C1684 NISSAN Possible Causes
- Faulty 4 Wheel Active Steer (4WAS) Main Control Unit
- Faulty 4 Wheel Active Steer (4WAS) Front Control Unit
How do I fix code C1684 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 C1684 NISSAN code
The cost of diagnosing the C1684 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)
C1684 NISSAN Description
The 4 Wheel Active Steer (4WAS) front control unit and 4WAS main control unit transmit/receive information to/from each other for optimum control of the 4WAS system with the specified 4WAS system line (4WAS communication line) between 4WAS Front Control Unit and 4WAS Main Control Unit.