C121A DODGE code

C121A – Steering Angle Sendor Not Initialized. Caused from battery disconnect, turn steering wheel lock to lock to initialize.

How do you reset the steering angle sensor?

Zitat von Youtube: It wants you to make sure that the front steering wheel is aligned straight so we'll go ahead and make sure that we're straight here. That's telling us to turn the engine off.

How do you reset the steering angle sensor on a Dodge Challenger?

To calibrate, perform the following:

  1. Start the engine.
  2. Center the steering wheel.
  3. Turn the steering wheel all the way to the left until the internal stop in the steering gear is met, then turn the.
  4. Center the steering wheel.
  5. Stop the engine. Restart the car and…… nothing!!!! Lights was still on!!!!

How do you initialize the steering angle sensor?


  1. Inspect the wheel alignment, inflation pressure, and the installation condition of the steering wheel. …
  2. Connect the negative battery cable.
  3. Turn the ignition switch to the ON position.
  4. Confirm that the DSC indicator light illuminates and that the DSC OFF light flashes.

What does a steering angle sensor do?

The steering angle sensor (SAS) determines where the driver wants to steer, matching the steering wheel with the vehicle’s wheels. Located within the steering column, the steering angle sensor always has more than one sensor packaged together in a single unit for redundancy, accuracy, and diagnostics.

What happens if steering angle sensor is not reset?

It’s very common for many mechanic shops to forget to reset or realign the steering angle sensor after they’ve completed their service. This can cause the symptoms above to occur, such as lighting the Traction Control Light, Check Engine Light, or impacting the drivability of the vehicle.

How much does it cost to replace a steering angle sensor?

The average steering angle sensor replacement cost is between $150 and $500, depending on the car model and labor costs. The steering angle sensor costs $120 – $250, and the labor costs averaging at $80 – $250.

How do you check steering wheel position sensor?

To test the SAS, you have to back probe a connector that is typically under the steering column. As the steering wheel is turned 360 degrees, the SAS produces a signal that toggles between 0 and 5 volts. As the wheel is turned lock-to-lock, the voltage will reach 5 volts three times and 0 volts three times.

How do you reset the electronic throttle control manual on a Dodge Charger?

Zitat von Youtube: Place our foot on the brake. Go ahead and power the car on. And voila so we go see if that makes a difference. Yeah so that is how you recalibrate or relearn your actual throttle.

What is steering angle calibration?

The steering angle calibration is as simple as centering the steering wheel, turning on the ignition switch, then turning lock-to-lock starting left then right and returning to center. But, if you follow the correct procedure, you must perform a full system calibration.

How do I reset my power steering light?

All you need to do is turn off your engine, then restart it so the light can reset. In most cases, it should come back on, and this only indicates that it may have thought it suspected a problem due to a mistake in the computer system.

How do I calibrate my steering wheel?

Zitat von Youtube: So the easiest way to do this is just to match it up to your degrees of rotation. So. So you can see how it will get like really weird here for a second. But say I had to turn this whole. Way.