Engine-Codes - Generic - B2450

B2450 Code - Auxiliary Heater Glow Plug Circuit Open

- Code Popularity: 7,125 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 B2450?

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 Glow Plug
  • Auxiliary Heater Glow Plug harness is open or shorted
  • Auxiliary Heater Glow Plug circuit poor electrical connection
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How to Fix the DTC B2450?

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 B2450 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 B2450 Code Mean?

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

B2450 Code - Auxiliary Heater Glow Plug Circuit Open

Need more Information on the Code?

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Code B2450 Information for Specific Makes

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