Driver Door Lock/Unlock Switch Circuit Performance Cluster


Table of contents

B1800 JEEP Possible Causes

  • Faulty Driver Door Lock/Unlock Switch
  • Driver Door Lock/Unlock Switch harness is open or shorted
  • Driver Door Lock/Unlock Switch circuit poor electrical connection
  • Faulty Instrument Cluster

How do I fix code B1800 JEEP?

  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.

Cost of diagnosing the B1800 JEEP code

  The cost of diagnosing the B1800 JEEP 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.

Possible Symptoms

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

B1800 JEEP Description

  The Instrument Cluster monitors Driver Door Lock/Unlock Switch. When the Driver Door Lock Switch Mux circuit is below 1.5 volts or over 4.3 volts for 10 seconds, this Diagnostic Trouble Code (DTC) will set.

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