B3119
Keyless Entry Antenna 1
B3119 is an OBD-II diagnostic trouble code meaning: Keyless Entry Antenna 1. Common causes: broken antenna wires, mechanical damage to the antenna. Estimated repair cost: $56–167.
Symptoms
- Problems with remote start/door unlocking
- Intermittent operation of the keyless to Jacobs accessory
- The malfunction indicator on the instrument panel lights up
Causes
- Broken antenna wires
- Mechanical damage to the antenna
- Control module malfunction
- Short circuit in the antenna circuit
- Wiring Harness Problems
How to Fix
- Check the integrity of the antenna wiring harness
- Diagnose antenna operation using an OBD-II scanner
- Replace the faulty antenna
- Check and, if necessary, replace the control module
- Clear error codes and check system operation
Related codes
Error B3119 by Vehicle Brand
FAQ
What does the B3119 code mean?
B3119 is an OBD-II diagnostic trouble code that indicates: Keyless Entry Antenna 1
What causes a B3119 error code?
The most common causes of B3119 include: Broken antenna wires; Mechanical damage to the antenna; Control module malfunction; Short circuit in the antenna circuit.
How do I fix a B3119 diagnostic trouble code?
To fix B3119: Check the integrity of the antenna wiring harness. Diagnose antenna operation using an OBD-II scanner. Replace the faulty antenna. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B3119?
Limited driving only, diagnose soon
How much does it cost to fix B3119?
The estimated repair cost for B3119 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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