Engine-Codes - Generic - B1379

B1379 Code - Ignition 3 Fault

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- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the Code B1379?

  • Faulty Body Control Module (BCM)
  • Body Control Module (BCM) harness is open or shorted
  • Body Control Module (BCM) circuit poor electrical connection
  • Faulty Instrument Panel Cluster (IPC)

How to Fix the B1379 Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

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What is the Cost to Diagnose the Code B1379?

Labor: 1.0

The cost to diagnose the B1379 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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What are Code B1379 Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the B1379 Code Mean?

The Diagnostic Trouble Code (DTC) B1379 will set if IGNITION 3 is not active after IGNITION 1 has been active for 20 seconds. When DTC is present, SERVICE VEHICLE SOON indicator illuminates and check gauges chime will sound. A current DTC B1379 will clear when the fault is no longer present and the ignition switch is cycled. A history DTC B1379 clears when module ignition cycle counter reaches reset threshold, without a repeat of malfunction.

B1379 Code - Ignition 3 Fault

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