P1274 Engine Trouble Code
When you check engine light came on code P1274 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P1274 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P1274 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.
P1274 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering||Ambient Air Temperature Sensor Circuit Low||Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)||Clutch Position Sensor Circuit Malfunction|
Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.
P1274 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1274 OBD-II Trouble Code Cylinder #4 High To Low Side Open is one of the definitions for the P1274; however your vehicles manufacturer may have a different definition for the P1274 code. Please check below for your specific m P1274 code.
Reason For P1274 CodeThe reason of P1274 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.
P1274 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.