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P0661 Engine Trouble Code

P0661 Engine

When you check engine light came on code P0661 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 P0661 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0661 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.

P0661 Code Meaning :

P 0 6 6 1
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Intake Valve Control Solenoid Circuit Low O2 Sensor Heater Circuit Malfunction Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector) Glow Plug/Heater Circuit 'A' 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.

P0661 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0661 OBD-II Trouble Code The Intake Manifold Tuning Valve (IMTV) system is monitored for failure during continuous, key ON engine OFF or key ON engine running self-test. The test fails when the signal on the monitor pin is mo P0661 code.

Reason For P0661 Code

The reason of P0661 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

Parts or components should not be replaced with reference to only a P0661 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.