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P1155 Engine Trouble Code

P1155 Engine

When you check engine light came on code P1155 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 P1155 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1155 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.

P1155 Code Meaning :

P 1 1 5 5
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Engine Oil Temperature Sensor Malfunction Turbocharger Boost Sensor A Circuit Low Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

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.

P1155 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1155 OBD-II Trouble Code Alternative Fuel Controller is one of the definitions for the P1155; however your vehicles manufacturer may have a different definition for the P1155 code. Please check below for your specific make. P1155 code.

Reason For P1155 Code

The reason of P1155 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P1155 DTCs may also be triggered by faults earlier down the line. For example, a dirty MAF sensor might be causing the car to overcompensate in its fuel-trim adjustments. As a result, oxygen sensors are likely to report fuel mixture problems.