B1249 - Double Locking ECU Communication Stop
B1249 Possible Causes
- Faulty Double Lock Door Control Relay
- Double Lock Door Control Relay harness is open or shorted
- Double Lock Door Control Relay circuit poor electrical connection
- Faulty Main Body ECU
First diagnose B1249 code
Check 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 terminals.
Cost of diagnosing the B1249 code
Labor: 1.0The cost of diagnosing the B1249 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
B1249 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1249 DescriptionThe Diagnostic Trouble Code (DTC) B1249 is stored when communication between the Double Lock Door Control Relay and Main Body ECU stops for more than 10 seconds.
B1249 More InformationNeed more information on how to fix the B1249 code?
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B1249 Information for specific makes
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