Jaguar DTC P1123 – Accelerator pedal position (APP) sensor 1 – signal voltage high
DTC P1123 meaning on Jaguar
DTC P1123 on a Jaguar indicates an issue with the Accelerator Pedal Position (APP) Sensor 1, specifically a high signal voltage being detected.
Jaguar DTC P1123 symptoms
Symptoms of DTC P1123 on a Jaguar may include:
- Reduced engine power
- Acceleration hesitation
- Check Engine Light illuminated
Jaguar DTC P1123 causes
Common causes of DTC P1123 on a Jaguar include:
- Faulty Accelerator Pedal Position Sensor
- Wiring or connector issues in the sensor circuit
- Electronic control module (ECM) malfunction
Jaguar DTC P1123 seriousness
DTC P1123 should be addressed promptly as it can lead to drivability issues and potential safety concerns if not resolved.
How to diagnose DTC P1123 on Jaguar
To diagnose DTC P1123 on a Jaguar, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the wiring and connectors related to the Accelerator Pedal Position Sensor
- Test the sensor’s voltage output using a multimeter
- Check for any other related codes or issues in the vehicle’s system
How to fix DTC P1123 on Jaguar
To fix DTC P1123 on a Jaguar, the following steps may be taken:
- Replace the Accelerator Pedal Position Sensor if faulty
- Repair any damaged wiring or connectors in the sensor circuit
- If necessary, replace the Electronic Control Module (ECM)
How to erase DTC P1123 on Jaguar
DTC P1123 can be erased on a Jaguar using a diagnostic scanner that has the capability to clear fault codes. Once the underlying issue has been addressed and fixed, the code can be cleared to reset the Check Engine Light.
Recommended tools for Jaguar diagnostics
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