Engine-Codes - Acura - B1127 ACURA

B1127 ACURA - Driver Side Door Key Cylinder Switch Signal Error

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B1127 ACURA Possible Causes

  • Faulty Driver Side Door Key Cylinder Switch
  • Driver Side Door Key Cylinder Switch harness is open or shorted
  • Driver Side Door Key Cylinder Switch circuit poor electrical connection
  • Faulty Door Multiplex Control Unit

How is the B1127 ACURA code repair?

Start by checking 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's pins.

What is the cost to diagnose the B1127 ACURA code

Labor: 1.0

The cost to diagnose the B1127 ACURA code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

B1127 ACURA Meaning

The Door Multiplex Control Unit monitors the Driver Side Door Key Cylinder Switch. The Door Multiplex Control Unit sets the OBDII code when the Driver Side Door Key Cylinder Switch is not to factory specifications.

More Information

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