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U18D3 Code - Lost Communication With Transmission Range Selector Control Module On Powertrain Expansion CAN Bus

- Code Popularity: 633 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By AutoCodes.com - Updated Jun 09, 2020
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|Code U18D3 Possible Causes

  • Faulty Transmission Range Control Module
  • Transmission Range Control Module harness is open or shorted
  • Transmission Range Control Module circuit poor electrical connection

|How do I Fix the Code U18D3?

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 U18D3?

Labor: 1.0

The cost of diagnosing the U18D3 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 U18D3 Possible Symptoms?

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

|Code U18D3 Description

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the devices. The devices have prerecorded information about what messages are needed to be exchanged on the serial data circuits, for each virtual network. The messages are supervised and also, some periodic messages are used by the receiver device as an availability indication of the transmitter device. Each message contains the identification number of the transmitter device. The Diagnostic Trouble Code (DTC) will set a supervised periodic message that includes the transmitter device availability that has not been received.

OBDII Code U18D3 - Lost Communication With Transmission Range Selector Control Module On Powertrain Expansion CAN Bus - AutoCodes.com
U18D3 Code - Lost Communication With Transmission Range Selector Control Module On Powertrain Expansion CAN Bus

|Need More Information on the U18D3 Code?

Need more information on how to fix the U18D3 code? Get Access to Factory Service Manuals

|Information for Specific Makes

  • U18D3 Buick Lost Communication With Transmission Range Selector Control Module On Powertrain Expansion CAN Bus
  • U18D3 Cadillac Lost Communication With Transmission Range Selector Control Module On Powertrain Expansion CAN Bus
  • U18D3 Chevrolet Lost Communication With Transmission Range Selector Control Module On Powertrain Expansion CAN Bus
  • U18D3 GMC Lost Communication With Transmission Range Selector Control Module On Powertrain Expansion CAN Bus

|Need Help with the U18D3 Code?

Get the U18D3 code diagnosed by a professional: Find a repair shop in your area

|Code U18D3 comments

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