P1ECB
Battery Charger High-Voltage Converter 1 Temperature Sensor Circuit Low Voltage
P1ECB is an OBD-II diagnostic trouble code meaning: Battery Charger High-Voltage Converter 1 Temperature Sensor Circuit Low Voltage. Common causes: open or short circuit in the temperature sensor circuit, poor contacts in sensor circuit connectors. Estimated repair cost: $28–94.
Symptoms
- Malfunction indicator light comes on
- Reduced high-voltage battery charging efficiency
- Hybrid system power limitation
- Incorrect temperature readings in the high voltage system
Causes
- Open or short circuit in the temperature sensor circuit
- Poor contacts in sensor circuit connectors
- Converter temperature sensor malfunction
- Damage to the high voltage system wiring harness
- Problems with the hybrid system control unit
How to Fix
- Check the continuity and resistance of the temperature sensor circuit
- Inspect connectors and contacts for corrosion and damage
- Check the functionality of the converter temperature sensor
- Scan the hybrid system control module for additional fault codes
- If necessary, replace the temperature sensor or repair the wiring
Related codes
FAQ
What does the P1ECB code mean?
P1ECB is an OBD-II diagnostic trouble code that indicates: Battery Charger High-Voltage Converter 1 Temperature Sensor Circuit Low Voltage
What causes a P1ECB error code?
The most common causes of P1ECB include: Open or short circuit in the temperature sensor circuit; Poor contacts in sensor circuit connectors; Converter temperature sensor malfunction; Damage to the high voltage system wiring harness.
How do I fix a P1ECB diagnostic trouble code?
To fix P1ECB: Check the continuity and resistance of the temperature sensor circuit. Inspect connectors and contacts for corrosion and damage. Check the functionality of the converter temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1ECB?
Limited driving only, diagnose soon
How much does it cost to fix P1ECB?
The estimated repair cost for P1ECB is $28–94. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat