2008 Proton Wira P278D Fault Code Check

When you check 2008 Proton Wira car engine light came on code P278D the reason should be . However Proton manufacturer may have a different definition for the P278D OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

To solve P278D 2008 2008 Proton Wira 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

2008 Proton Wira P278D OBD-II Diagnostic Powertrain (P) Trouble Code Description P278D Kick Down Switch Circuit High so you have to check ODB-II Fault Code Check list. Reason For 2008 Proton Wira P278D Code The reason of 2008 Proton Wira P278D OBD-II Fault Code Check is P278D Kick Down Switch Circuit High.

2008 Proton Wira P278D Possibble Fix Ways :

The engine relies on the glow plugs to generate heat to help with the combustion cycle. Some engines only use the glow plugs when cold but others will allow the glow plugs to work when the ECU (vehicle's computer) needs them to be on to help with combustion. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold.

If your vehicle failed a P278D 2008 2008 Proton Wira test and the P278D Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses P278D a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look P278D 2008 2008 Proton Wira: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.

What does fault code P278D mean for 2008 Proton Wira ? What does a diagnostic reading P278D mean for 2008 Proton Wira ? How to fix OBD2 Code P278D for 2008 Proton Wira ? What do we know about P278D code for 2008 Proton Wira ?