P203C Cadillac Deville OBD Code

OBD/2 P203C 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) P203C DTC is a check of the VCT unit.

A good starting point in your diagnosis is checking all system fuses and fusible links. This can be done using the DVOM on the voltage setting. You will want to test the fuses with circuits loaded. Some fuses will appear normal until a load is placed on their respective circuit; at which point they will fail. This has been the cause of many 'phantom malfunctions'. Consult your vehicle information source for fuse and fusible link locations. If all fuses are in working order, you may want to check TCM relay operation by swapping identical relays. Usually the horn relay, starter relay, fuel pump relay, air conditioning clutch relay, and controller relays are similar enough in design to swap for diagnostic purposes.

P203C Cadillac Deville Error Code Repair Process :

If your p203c reductant level sensor circuit low check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system P203C and engine control unit are in charge of monitoring a bunch of different p203c reductant level sensor circuit low, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Expert)

Repair Time (60 Min.)

Cost Prediction : $ 80-120

Common Causes of Cadillac Deville P203C OBD2 Code

A common cause of code P203C is the failure of P203C Reductant Level Sensor Circuit Low, but there are several other possible causes as well, such as ;

• Camshaft advance mechanism binding (VCT unit)
• Engine Control Module (ECM)
• Intake Valve Timing Control Solenoid Valve circuit poor electrical connection
• Improper ignition timing

P203C 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.

P203C code for other Cadillac cars

You can view according P203C DTC for your car model. We selected several models to see obd2 solutions click and view it.

• P203C Cadillac 20f30
• P203C Cadillac 314
• P203C Cadillac 50
• P203C Cadillac 6.5 Hp
• P203C Cadillac 60
• P203C Cadillac 61
• P203C Cadillac 62
• P203C Cadillac 75
• P203C Cadillac Allante
• P203C Cadillac Aurora
• P203C Cadillac Biarritz
• P203C Cadillac Bls
• P203C Cadillac Brougham
• P203C Cadillac Calais
• P203C Cadillac Catera
• P203C Cadillac Cien
• P203C Cadillac Cimarron
• P203C Cadillac Coupe
• P203C Cadillac Cts
• P203C Cadillac Dts
• P203C Cadillac Eldorado
• P203C Cadillac Escalade
• P203C Cadillac Esv
• P203C Cadillac Evoq
• P203C Cadillac Fleetwood
• P203C Cadillac Imaj
• P203C Cadillac Le Mans
• P203C Cadillac Lmp
• P203C Cadillac Model A
• P203C Cadillac Model B
• P203C Cadillac Model C
• P203C Cadillac Model D
• P203C Cadillac Osceola
• P203C Cadillac Park Avenue
• P203C Cadillac Seville
• P203C Cadillac Sixty
• P203C Cadillac Solitaire
• P203C Cadillac Srx
• P203C Cadillac Sts
• P203C Cadillac V
• P203C Cadillac V16
• P203C Cadillac Vizon
• P203C Cadillac Xlr

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

About Us | Contact | Privacy

Copyright 2017 © All rights reserved