Difference between revisions of "P2681/009857"

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(Created page with "__FORCETOC__ == P2681/009857 - Control Circuit for Coolant Bypass Valve: Open Circuit == == Possible Symptoms == * MIL (Malfunction Indicator Lamp) ON * Engine may take lon...")
 
 
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== P2681/009857 - Control Circuit for Coolant Bypass Valve: Open Circuit ==
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== P2681 - Control Circuit for Coolant Bypass Valve ==
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=== P2681 - Control Circuit for Coolant Bypass Valve: Open Circuit ===
  
 
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==== Possible Symptoms ====
== Possible Symptoms ==
 
 
* MIL (Malfunction Indicator Lamp) ON
 
* MIL (Malfunction Indicator Lamp) ON
 
* Engine may take longer to reach operating temperature
 
* Engine may take longer to reach operating temperature
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== Possible Causes ==
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==== Possible Causes ====
 
* Open circuit in wiring to Coolant Shut-Off Valve -N82-
 
* Open circuit in wiring to Coolant Shut-Off Valve -N82-
 
* Faulty Coolant Shut-Off Valve -N82-
 
* Faulty Coolant Shut-Off Valve -N82-
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== Possible Solutions ==
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==== Possible Solutions ====
 
* Check wiring and connectors to Coolant Shut-Off Valve -N82-
 
* Check wiring and connectors to Coolant Shut-Off Valve -N82-
 
* Check the Engine Temperature Control Module -GX33-
 
* Check the Engine Temperature Control Module -GX33-
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== Special Notes ==
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==== Special Notes ====
 
* Check for updated replacement parts https://www.partslink24.com
 
* Check for updated replacement parts https://www.partslink24.com

Latest revision as of 18:46, 18 September 2025


P2681 - Control Circuit for Coolant Bypass Valve

P2681 - Control Circuit for Coolant Bypass Valve: Open Circuit

Possible Symptoms

  • MIL (Malfunction Indicator Lamp) ON
  • Engine may take longer to reach operating temperature
  • DTC stored in ECM


Possible Causes

  • Open circuit in wiring to Coolant Shut-Off Valve -N82-
  • Faulty Coolant Shut-Off Valve -N82-
  • Faulty Engine Temperature Control Module -GX33-
  • Poor electrical connections (corroded, damaged, or loose pins)


Possible Solutions


Special Notes