P1220 Engine Trouble Code
When you check engine light came on code P1220 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 P1220 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
When your car's 'P1220 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
P1220 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering||Ambient Air Temperature Sensor Circuit Low||Crankshaft Position Sensor A Circuit Malfunction||Exhaust Gas Recirculation Sensor B Circuit High|
The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.
P1220 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1220 OBD-II Trouble Code Series Throttle Control System Malfunction Input is one of the definitions for the P1220; however your vehicles manufacturer may have a different definition for the P1220 code. Please check below for P1220 code.
Reason For P1220 CodeThe reason of P1220 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.
P1220 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.