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AutoCodes - Generic - B1738

B1738 Code - Mirror Driver Horizontal Switch Circuit Open

- Code Popularity: 3,764 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By - Updated Jun 23, 2019
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|Code B1738 Possible Causes

  • Faulty Mirror Driver Horizontal Switch
  • Mirror Driver Horizontal Switch harness is open or shorted
  • Mirror Driver Horizontal Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How do I Fix the Code B1738?

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 B1738?

Labor: 1.0

The cost of diagnosing the B1738 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 B1738 Possible Symptoms?

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

|Code B1738 Description

The Body Control Module (BCM) monitors the Mirror Driver Horizontal Switch. The BCM sets the OBDII code when the Mirror Driver Horizontal Switch is not to factory specifications.

OBDII Code B1738 - Mirror Driver Horizontal Switch Circuit Open -
B1738 Code - Mirror Driver Horizontal Switch Circuit Open

|Need More Information on the B1738 Code?

Need more information on how to fix the B1738 code? Get Access to Factory Service Manuals

|Information for Specific Makes

  • B1738 Hyundai Pressure-Side Impact Sensor Front Driver Wrong ID
  • B1738 KIA Pressure-Side Impact Sensor Front Driver Wrong ID

|Need Help with the B1738 Code?

Get the B1738 code diagnosed by a professional: Find a repair shop in your area

|Code B1738 comments

Help us improve Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B1738 code? Have you replaced any parts?
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