P07C4 Pontiac Parisienne OBD Code

OBD/2 P07C4 error code description and symptoms.

Variable Cam Timing Over-advanced (Bank 1) The comprehensive component monitor (CCM) monitors the VCT position for an over-advanced camshaft timing.
The test fails when the camshaft timing exceeds a maximum calibrated value or remains in an advanced position. Cam timing improperly set No oil flow to the VCT piston chamber Low oil pressure VCT solenoid valve stuck closed Camshaft advance mechanism binding (VCT unit) P07C4 DTC is a check of the VCT unit.

Circuit High Input codes like P07C4 are mostly caused by defective alternators that develop excessive voltages, although there may be other causes as well, such as short circuits that 'leak' current into a particular system from other, unrelated systems that work on higher voltages. Note that in the case of short circuits that leak power into a control circuit, there is likely to be other, seemingly unrelated trouble codes present along with the code(s) being investigated. Diagnosing a 'high input' code will always involve a thorough testing of the charging system as a first step, followed by measures to isolate the system from all other possible sources of power during resistance, continuity, and reference voltage tests.

P07C4 Pontiac Parisienne Error Code Repair Process :

The scent may P07C4 signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such P07C4, so if the inside of your car wiper hi/low speed relay coil circuit short to ground as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

Common Causes of Pontiac Parisienne P07C4 OBD2 Code

A common cause of code P07C4 is the failure of Wiper Hi/Low Speed Relay Coil Circuit Short To Ground, but there are several other possible causes as well, such as ;

Camshaft advance mechanism binding (VCT unit)
Faulty Air Flow Meter
EVAP canister or fuel tank leaks
Failures of clutch motion/travel sensors.

P07C4 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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P07C4 Pontiac Parisienne OBD Code

P07C4 Pontiac Parisienne Error Code Repair Process :

Common Causes of Pontiac Parisienne P07C4 OBD2 Code

P07C4 code for other Pontiac cars