U113F
Lost Communication With Active Exhaust Valve 1
U113F is an OBD-II diagnostic trouble code meaning: Lost Communication With Active Exhaust Valve 1. Common causes: open or short circuit in valve circuit, malfunction of the active valve of the exhaust system. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Changing the exhaust sound
- Engine transition to emergency mode
Causes
- Open or short circuit in valve circuit
- Malfunction of the active valve of the exhaust system
- Problems with connectors or wiring harness
- Failures in ECU software
How to Fix
- Check valve circuit integrity
- Inspect connectors and wiring harness for damage
- Check valve resistance
- Scan the ECU for additional errors
- If necessary, replace the active exhaust valve
Related codes
FAQ
What does the U113F code mean?
U113F is an OBD-II diagnostic trouble code that indicates: Lost Communication With Active Exhaust Valve 1
What causes a U113F error code?
The most common causes of U113F include: Open or short circuit in valve circuit; Malfunction of the active valve of the exhaust system; Problems with connectors or wiring harness; Failures in ECU software.
How do I fix a U113F diagnostic trouble code?
To fix U113F: Check valve circuit integrity. Inspect connectors and wiring harness for damage. Check valve resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U113F?
Yes, but get it checked soon
How much does it cost to fix U113F?
The estimated repair cost for U113F is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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