Engine-Codes - Acura - B1252 Acura

B1252 Acura Code - Combination Switch Control Unit Internal Error

- Code Popularity: 858 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 B1252 Acura?

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 Combination Switch Control Unit
  • Combination Switch Control Unit harness is open or shorted
  • Combination Switch Control Unit circuit poor electrical connection
  • Faulty Multiplex Integrated Control Unit (MICU)
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How to Fix the DTC B1252 Acura?

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 B1252 Acura 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 B1252 Acura Code Mean?

The Multiplex Integrated Control Unit (MICU) monitors the Combination Switch Control Unit. The MICU sets the OBDII code when the Combination Switch Control Unit is not to factory specifications.

B1252 Acura Code - Combination Switch Control Unit Internal Error

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