Engine-Codes - Generic - B1819

B1819 Code - Wiper Rear Motor Up Relay Coil Circuit Open

- Code Popularity: 3,292 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 B1819?

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 Wiper Rear Motor Up Relay
  • Wiper Rear Motor Up Relay harness is open or shorted
  • Wiper Rear Motor Up Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)
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How to Fix the DTC B1819?

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 B1819 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?

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

What Does the B1819 Code Mean?

The Body Control Module (BCM) monitors the Wiper Rear Motor Up Relay. The BCM sets the OBDII code when the Wiper Rear Motor Up Relay is not to factory specifications.

B1819 Code - Wiper Rear Motor Up Relay Coil Circuit Open

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