P14A5
Exhaust Gas Temperature Sensor Short Circuit To Earth
P14A5 is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Short Circuit To Earth. Common causes: damage to the sensor wiring harness, short circuit in the sensor circuit. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- The car goes into emergency mode
- Unstable operation at idle
Causes
- Damage to the sensor wiring harness
- Short circuit in the sensor circuit
- Malfunction of the exhaust temperature sensor itself
- Oxidation or corrosion of contacts
- Damage to wire insulation due to overheating
How to Fix
- Visual inspection of the sensor wiring and contacts
- Checking the sensor resistance with a multimeter
- Checking the continuity of the circuit from the sensor to the computer
- Replacing the exhaust gas temperature sensor if necessary
- Repair or replacement of damaged wires
Related codes
FAQ
What does the P14A5 code mean?
P14A5 is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Short Circuit To Earth
What causes a P14A5 error code?
The most common causes of P14A5 include: Damage to the sensor wiring harness; Short circuit in the sensor circuit; Malfunction of the exhaust temperature sensor itself; Oxidation or corrosion of contacts.
How do I fix a P14A5 diagnostic trouble code?
To fix P14A5: Visual inspection of the sensor wiring and contacts. Checking the sensor resistance with a multimeter. Checking the continuity of the circuit from the sensor to the computer. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P14A5?
Yes, but get it checked soon
How much does it cost to fix P14A5?
The estimated repair cost for P14A5 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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