Engine-Codes - Acura - C0040 Acura

C0040 Acura Code - Brake Lamp Switch Failure

- Code Popularity: 1,591 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 C0040 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 Brake Lamp Switch
  • Brake Lamp Switch harness is open or shorted
  • Brake Lamp Switch circuit poor electrical connection
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How to Fix the DTC C0040 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 C0040 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?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the C0040 Acura Code Mean?

The Anti-Lock Brake System (ABS) Module monitors the Brake Lamp Switch. The ABS Module sets the OBDII code when the Brake Lamp Switch is not to factory specifications.

C0040 Acura Code - Brake Lamp Switch Failure

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