U351F
High Voltage System Interlock Circuit E Low
U351F is an OBD-II diagnostic trouble code meaning: High Voltage System Interlock Circuit E Low. Common causes: open circuit in the locking circuit, poor contact in connectors. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- The car may not start
- Switching to emergency mode
- Reduced engine power
- Error message on the dashboard
Causes
- Open circuit in the locking circuit
- Poor contact in connectors
- Lock sensor malfunction
- Wiring harness damage
- High Voltage Control Module Problems
How to Fix
- Check the integrity of the locking circuit
- Inspect and clean all contacts and connectors
- Check the functionality of the lock sensor
- Scan the control module for errors
- Repair only from an authorized dealer
Related codes
Error U351F by Vehicle Brand
FAQ
What does the U351F code mean?
U351F is an OBD-II diagnostic trouble code that indicates: High Voltage System Interlock Circuit E Low
What causes a U351F error code?
The most common causes of U351F include: Open circuit in the locking circuit; Poor contact in connectors; Lock sensor malfunction; Wiring harness damage.
How do I fix a U351F diagnostic trouble code?
To fix U351F: Check the integrity of the locking circuit. Inspect and clean all contacts and connectors. Check the functionality of the lock sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U351F?
Do not drive — repair immediately
How much does it cost to fix U351F?
The estimated repair cost for U351F is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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