P0683 Chevrolet Glow Plug Module Control To ECM Communication Circuit Fault

P0683 Chevrolet Glow Plug Module Control To ECM Communication Circuit Fault Possible causes – Faulty Glow Plug Control Module (GPCM)– GPCM harness is open or shorted– GPCM circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The Engine Control Module (ECM) has detected a communication fault with the Glow Plug…

P067E Chevrolet (Glow Plug 6) Control Circuit Low

P067E Chevrolet (Glow Plug 6) Control Circuit Low OBD Code: System: Subsystem:  P067E Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 6) Control Circuit Low Location: Analysis: Possible Causes:  Glow Plug 6  End of Range – Circuit Lower Than Expected   Tech description:

P067B Chevrolet (Glow Plug 4) Control Circuit High

P067B Chevrolet (Glow Plug 4) Control Circuit High OBD Code: System: Subsystem:  P067B Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 4) Control Circuit High Location: Analysis: Possible Causes:  Glow Plug 4  End of Range – Circuit Higher Than Expected   Tech description:

P067C Chevrolet (Glow Plug 5) Control Circuit Low

P067C Chevrolet (Glow Plug 5) Control Circuit Low OBD Code: System: Subsystem:  P067C Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 5) Control Circuit Low Location: Analysis: Possible Causes:  Glow Plug 5  End of Range – Circuit Lower Than Expected   Tech description:

P067D Chevrolet (Glow Plug 5) Control Circuit High

P067D Chevrolet (Glow Plug 5) Control Circuit High OBD Code: System: Subsystem:  P067D Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 5) Control Circuit High Location: Analysis: Possible Causes:  Glow Plug 5  End of Range – Circuit Higher Than Expected   Tech description:

P0676 Chevrolet Cylinder 6 Glow Plug Circuit Fault

P0676 Chevrolet Cylinder 6 Glow Plug Circuit Fault Possible causes – Faulty cylinder #6 glow plug– Cylinder #6 glow plug harness is open or shroted– Cylinder #6 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #6…

P0677 Chevrolet Cylinder 7 Glow Plug Circuit Fault

P0677 Chevrolet Cylinder 7 Glow Plug Circuit Fault Possible causes – Faulty cylinder #7 glow plug– Cylinder #7 glow plug harness is open or shroted– Cylinder #7 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #7…

P0678 Chevrolet Cylinder 8 Glow Plug Circuit Fault

P0678 Chevrolet Cylinder 8 Glow Plug Circuit Fault Possible causes – Faulty cylinder #8 glow plug– Cylinder #8 glow plug harness is open or shroted– Cylinder #8 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #8…

P0679 Chevrolet Cylinder 9 Glow Plug Circuit Fault

P0679 Chevrolet Cylinder 9 Glow Plug Circuit Fault Possible causes – Faulty cylinder #9 glow plug– Cylinder #9 glow plug harness is open or shroted– Cylinder #9 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #9…

P067A Chevrolet (Glow Plug 4) Control Circuit Low

P067A Chevrolet (Glow Plug 4) Control Circuit Low OBD Code: System: Subsystem:  P067A Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 4) Control Circuit Low Location: Analysis: Possible Causes:  Glow Plug 4  End of Range – Circuit Lower Than Expected   Tech description:

P0671 Chevrolet Cylinder 1 Glow Plug Circuit Fault

P0671 Chevrolet Cylinder 1 Glow Plug Circuit Fault Possible causes – Faulty cylinder #1 glow plug– Cylinder #1 glow plug harness is open or shroted– Cylinder #1 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #1…

P0672 Chevrolet Cylinder 2 Glow Plug Circuit Fault

P0672 Chevrolet Cylinder 2 Glow Plug Circuit Fault Possible causes – Faulty cylinder #2 glow plug– Cylinder #2 glow plug harness is open or shroted– Cylinder #2 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #2…

P0673 Chevrolet Cylinder 3 Glow Plug Circuit Fault

P0673 Chevrolet Cylinder 3 Glow Plug Circuit Fault Possible causes – Faulty cylinder #3 glow plug– Cylinder #3 glow plug harness is open or shroted– Cylinder #3 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #3…

P0674 Chevrolet Cylinder 4 Glow Plug Circuit Fault

P0674 Chevrolet Cylinder 4 Glow Plug Circuit Fault Possible causes – Faulty cylinder #4 glow plug– Cylinder #4 glow plug harness is open or shroted– Cylinder #4 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #4…

P0675 Chevrolet Cylinder 5 Glow Plug Circuit Fault

P0675 Chevrolet Cylinder 5 Glow Plug Circuit Fault Possible causes – Faulty cylinder #5 glow plug– Cylinder #5 glow plug harness is open or shroted– Cylinder #5 glow plug circuit poor electrical connection– Faulty glow plug module What about the obd code? The Engine Control Module (ECM) has detected a fault in the cylinder #5…

P066E Chevrolet (Glow Plug 3) Control Circuit Low

P066E Chevrolet (Glow Plug 3) Control Circuit Low OBD Code: System: Subsystem:  P066E Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 3) Control Circuit Low Location: Analysis: Possible Causes:  Glow Plug 3  End of Range – Circuit Lower Than Expected   Tech description:

P066F Chevrolet (Glow Plug 3) Control Circuit High

P066F Chevrolet (Glow Plug 3) Control Circuit High OBD Code: System: Subsystem:  P066F Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 3) Control Circuit High Location: Analysis: Possible Causes:  Glow Plug 3  End of Range – Circuit Higher Than Expected   Tech description:

P0670 Chevrolet Glow Plug Control Module Circuit Fault

P0670 Chevrolet Glow Plug Control Module Circuit Fault Possible causes – Faulty Glow Plug Control Module (GPCM)– GPCM harness is open or shorted– GPCM circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The Engine Control Module (ECM) has detected a fault on the Glow Plug Control Module (GPCM) control…

P066D Chevrolet (Glow Plug 2) Control Circuit High

P066D Chevrolet (Glow Plug 2) Control Circuit High OBD Code: System: Subsystem:  P066D Chevrolet – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: (Glow Plug 2) Control Circuit High Location: Analysis: Possible Causes:  Glow Plug 2  End of Range – Circuit Higher Than Expected   Tech description:

P0668 Chevrolet DME Internal Fault Interior Temperature Sensor Signal

P0668 Chevrolet DME Internal Fault Interior Temperature Sensor Signal Possible causes – Open or shorted interior temperature sensor circuit condition– Poor interior temperature sensor electrical connection– Faulty ECM /TCM Tech description Replace DME as sensor is internal component Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0668 Chevrolet Description PCM/ECM/TCM internal temperature…