Engine-Codes - Generic - B2463

B2463 Code - Auxiliary Heater Overheat Fault

- Code Popularity: 8,106 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC B2463?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Auxiliary Heater
  • Auxiliary Heater harness is open or shorted
  • Auxiliary Heater circuit poor electrical connection
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How to Fix the DTC B2463?

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 connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the B2463 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the B2463 Code Mean?

The Powertrain Control Module (PCM) monitors the Auxiliary Heater. The PCM sets the OBDII code when the Auxiliary Heater is not to factory specifications.

B2463 Code - Auxiliary Heater Overheat Fault

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