Your Volkswagen Crafter engine control system detects a problem, the computer stores the diagnostic trouble
code P0490 in its memory.
To figure out what is wrong with your vehicle you must first extract the P0490 DTC For Volkswagen Crafter.
To solve P0490 Volkswagen Crafter problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs
P0490 Volkswagen Crafter DTC Meaning
Powertrain Code - Problem is related engine, transmission and emissions systems.
SAE - Generic
Fuel And Air Metering (Injector Circuit Malfunctions Only)
TP Sensor Learn Not Complete
Transmission Engaged At High Throttle Angle
The rule of P0490 Volkswagen Crafter code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of P0490. Likewise, overriding the OBD P0490 DTC For Volkswagen Crafter system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.