Acura DTC P1682 – A/T FI Signal A High Input
DTC P1682 meaning on Acura
DTC P1682 on an Acura indicates that there is a high input signal detected in the Automatic Transmission Fluid Indicator (A/T FI) circuit. This means that the signal voltage is higher than the specified range, causing the Engine Control Module (ECM) to trigger the diagnostic trouble code.
Acura DTC P1682 symptoms
Symptoms of DTC P1682 on an Acura may include:
- Check Engine Light (CEL) illuminated on the dashboard
- Transmission shifting issues
- Reduced fuel efficiency
Acura DTC P1682 causes
The high input signal in the A/T FI circuit that triggers DTC P1682 on an Acura can be caused by various factors, including:
- Faulty A/T FI sensor
- Wiring or connector issues in the A/T FI circuit
- ECM malfunction
Acura DTC P1682 seriousness
While DTC P1682 may not always result in immediate drivability issues, it is important to address this code promptly to prevent potential transmission problems and ensure the vehicle operates efficiently.
How to diagnose DTC P1682 on Acura
To diagnose DTC P1682 on an Acura, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the trouble codes stored in the ECM
- Inspect the A/T FI sensor and its wiring for any visible damage or corrosion
- Check the voltage readings at the A/T FI sensor to determine if it is within the specified range
- Test the continuity of the wiring in the A/T FI circuit
How to fix DTC P1682 on Acura
To fix DTC P1682 on an Acura, the following steps may be taken:
- Replace the faulty A/T FI sensor if it is determined to be the cause
- Repair any damaged wiring or connectors in the A/T FI circuit
- If the ECM is found to be faulty, it may need to be reprogrammed or replaced
How to erase DTC P1682 on Acura
After the underlying issue causing DTC P1682 on an Acura has been resolved, the code can be cleared using a diagnostic scanner. This will reset the ECM and turn off the Check Engine Light. It is important to ensure that the repair has been successful before clearing the code.
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