Audi DTC P1173 – Throttle Actuation Potentiometer Signal 2 Signal too High
DTC P1173 meaning on Audi
DTC P1173 on an Audi indicates an issue with the Throttle Actuation Potentiometer Signal 2 being too high. This means that the signal being sent by the throttle actuation potentiometer is outside of the expected range, potentially causing drivability issues.
Audi DTC P1173 symptoms
Symptoms of DTC P1173 on an Audi may include rough idling, poor acceleration, stalling, and potentially even the vehicle going into limp mode. The Check Engine Light may also be illuminated on the dashboard.
Audi DTC P1173 causes
The most common causes of DTC P1173 on an Audi include a faulty throttle actuation potentiometer, wiring issues, or a problem with the engine control module (ECM). It is important to thoroughly diagnose the issue to pinpoint the exact cause.
Audi DTC P1173 seriousness
While DTC P1173 may not cause immediate safety concerns, it can lead to drivability issues and potential engine damage if left unresolved. It is recommended to address this issue promptly to prevent further complications.
How to diagnose DTC P1173 on Audi
To diagnose DTC P1173 on an Audi, a mechanic would typically use a diagnostic scanner to retrieve the fault codes and then perform a thorough inspection of the throttle actuation potentiometer, wiring, and ECM. Testing the potentiometer’s signal voltage and resistance can help identify the root cause of the issue.
How to fix DTC P1173 on Audi
Fixing DTC P1173 on an Audi may involve replacing the faulty throttle actuation potentiometer, repairing any damaged wiring, or reprogramming the ECM if necessary. It is crucial to follow the manufacturer’s guidelines and use quality replacement parts to ensure a proper repair.
How to erase DTC P1173 on Audi
Once the underlying issue causing DTC P1173 on an Audi has been resolved, the fault codes can be cleared using a diagnostic scanner. This will reset the Check Engine Light and allow the vehicle’s ECM to monitor the system for any new faults.
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