P0D46
Battery Charger 14 Volt Output Voltage Sensor Circuit Intermittent/Erratic
P0D46 is an OBD-II diagnostic trouble code meaning: Battery Charger 14 Volt Output Voltage Sensor Circuit Intermittent/Erratic. Common causes: malfunction of 14v charging voltage sensor, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.
Symptoms
- Malfunction indicator light comes on
- Incorrect charging voltage readings
- Reduced battery charging efficiency
- Intermittent charger operation
- System transition to emergency mode
Causes
- Malfunction of 14V charging voltage sensor
- Open or short circuit in the sensor circuit
- Poor contact in sensor circuit connectors
- Corroded contacts or damaged wiring
- Problems with the charging control module
How to Fix
- Check the continuity of the voltage sensor circuit
- Inspect connectors and contacts for corrosion or damage
- Check the functionality of the voltage sensor
- Scan the charging control module for additional errors
- If necessary, replace the sensor or repair the wiring
Related codes
Error P0D46 by Vehicle Brand
FAQ
What does the P0D46 code mean?
P0D46 is an OBD-II diagnostic trouble code that indicates: Battery Charger 14 Volt Output Voltage Sensor Circuit Intermittent/Erratic
What causes a P0D46 error code?
The most common causes of P0D46 include: Malfunction of 14V charging voltage sensor; Open or short circuit in the sensor circuit; Poor contact in sensor circuit connectors; Corroded contacts or damaged wiring.
How do I fix a P0D46 diagnostic trouble code?
To fix P0D46: Check the continuity of the voltage sensor circuit. Inspect connectors and contacts for corrosion or damage. Check the functionality of the voltage sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0D46?
Limited driving only, diagnose soon
How much does it cost to fix P0D46?
The estimated repair cost for P0D46 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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