Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
To diagnose the C1661 Nissan code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
The 4 Wheel Active Steer (4WAS) Front Lock Solenoid Valve is activated in the active test (lock release). The secured 4WAS front actuator is released. 4WAS Front Control Unit controls 4WAS front actuator. 4WAS front actuator releases the lock when the engine speed signal is ON. 4WAS front actuator applies the lock when the engine speed signal is OFF.
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