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AutoCodes - Generic - B2142

B2142 Code - Outside Rearview Mirror Reached Limit Of Travel

- Code Popularity: 4,115 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By AutoCodes.com - Updated Sep 19, 2019
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|Code B2142 Possible Causes

  • Faulty Outside Rearview Mirror Switch
  • Outside Rearview Mirror Switch harness is open or shorted
  • Outside Rearview Mirror Switch circuit poor electrical connection
  • Faulty Memory Mirror Module (MMM)

|How do I Fix the Code B2142?

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's pins.

Does your Car have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code B2142?

Labor: 1.0

The cost of diagnosing the B2142 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are Code B2142 Possible Symptoms?

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

|Code B2142 Description

Outside rearview mirror switch supplies inputs to Memory Mirror Module (MMM) to drive outside rearview mirrors horizontal and vertical motors. Outside rearview mirror switch must be in either L or R position in order to operate outside rearview mirror. When outside rearview mirror switch is actuated, the battery voltage input signal and the ground input signal is sent to MMM. When MMM recognizes input combination, it moves the appropriate mirror to the requested direction. If MMM does not recognize input combination as a valid input, it ignores combination and does not move outside rearview mirror.

OBDII Code B2142 - Outside Rearview Mirror Reached Limit Of Travel - AutoCodes.com
B2142 Code - Outside Rearview Mirror Reached Limit Of Travel

|Need More Information on the B2142 Code?

Need more information on how to fix the B2142 code? Get Access to Factory Service Manuals

|Information for Specific Makes

  • B2142 Buick Outside Rearview Mirror Reached Limit Of Travel
  • B2142 Cadillac Outside Rearview Mirror Reached Limit Of Travel
  • B2142 Chevrolet Outside Rearview Mirror Reached Limit Of Travel
  • B2142 GMC Outside Rearview Mirror Reached Limit Of Travel

|Need Help with the B2142 Code?

Get the B2142 code diagnosed by a professional: Find a repair shop in your area

|Code B2142 comments

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