Engine-Codes - Generic - P1008

P1008 Code - Engine Coolant Bypass Valve Command Signal Message Counter Incorrect

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|P1008 code possible causes

  • Faulty Engine Coolant Bypass Valve
  • Engine Coolant Bypass Valve harness is open or shorted
  • Engine Coolant Bypass Valve circuit poor electrical connection

|How is the P1008 code repair?

Start by checking 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.

|What is the cost to diagnose the P1008 code

Labor: 1.0

The cost to diagnose the P1008 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P1008 code possible symptoms?

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

|What is P1008 code meaning?

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Engine Coolant Bypass Valve Command Signal Message Counter is Incorrect.

|Need more information with the P1008 code?

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|P1008 code information for specific makes

  • P1008 BUICK Engine Coolant Bypass Valve Command Signal Message Counter Incorrect
  • P1008 CADILLAC Engine Coolant Bypass Valve Command Signal Message Counter Incorrect
  • P1008 CHEVROLET Engine Coolant Bypass Valve Command Signal Message Counter Incorrect
  • P1008 DODGE Ignition Circuit High
  • P1008 GMC Engine Coolant Bypass Valve Command Signal Message Counter Incorrect
  • P1008 VOLVO Throttle System Warning Signal low

|Need help with a P1008 code?

Get the P1008 code diagnosed by a professional: Find a repair shop in your area