Category: Acura

P0693 Acura Cooling Fan 2 Relay Control Circuit Low Possible causes – Open or short cooling fan 2 relay circuit– Faulty low speed radiator fan relay– Faulty Front Control Module (FCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Radiator fan inoperative– Possible engine overheating P0693 Acura Description The Front Control Module…

P0694 Acura Cooling Fan 2 Relay Control Circuit High Possible causes – Open or short cooling fan 2 relay circuit– Faulty low speed radiator fan relay– Faulty Front Control Module (FCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Radiator fan inoperative– Possible engine overheating P0694 Acura Description The Front Control Module…

P0695 Acura Fan 3 Control Circuit Low OBD Code: System: Subsystem:  P0695 Acura – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Fan 3 Control Circuit Low Location: Analysis: Possible Causes:  Fan 3  End of Range – Circuit Lower Than Expected   Tech description: Acura Vehicle: Acura ILX, Acura MDX, Acura RDX, Acura RLX,…

P0690 Acura Electronic Control Module Power Relay Sense Circuit High Possible causes – Weak battery – Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Acura Vehicle:…

P0688 Acura Electronic Control Module Power Relay Control Circuit Open Possible causes – Weak battery- Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Tech description Check all the ECM fuses, if the fuses are OK try replacing…

P0689 Acura Electronic Control Module Power Relay Sense Circuit Low Possible causes – Weak battery – Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Acura Vehicle:…

P0683 Acura 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…

P0684 Acura Glow Plug Control Module- Implausible Signal Possible causes – Faulty Glow Plug Control Module (GPCM)– GPCM harness is open or shorted– GPCM circuit poor electrical connection– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of Power– The engine may be harder to start– Engine…

P0685 Acura Electronic Control Module Power Control Circuit Malfunction Possible causes – Faulty Engine Control Module (ECM) power relay– ECM power relay harness is open or shorted– ECM power relay circuit poor electrical connection– Faulty (ECM) Tech description Check all the ECM fuses, if the fuses are OK try replacing the ECM relay. Symptoms –…

P0686 Acura Engine Control Module Power Relay Control Circuit Low Possible causes – Weak battery- Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0686 Acura Description…

P0687 Acura Engine Control Module Power Relay Control Circuit High Possible causes – Weak battery- Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0687 Acura Description…

P0680 Acura Cylinder 10 Glow Plug Circuit Fault Possible causes – Faulty cylinder #10 glow plug– Cylinder #10 glow plug harness is open or shroted– Cylinder #10 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 #10…