P0166 Engine Trouble Code
When you check engine light came on code P0166 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 P0166 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P0166 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.
P0166 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Intake Valve Control Solenoid Circuit Low||Engine Oil Temperature Sensor Malfunction||Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)||Reverse Input Circuit|
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.
P0166 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP0166 OBD-II Trouble Code The rear heated oxygen sensor (or sensor 3 for some vehicles), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. Even if switching characteristics of the P0166 code.
Reason For P0166 CodeThe reason of P0166 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.
Parts or components should not be replaced with reference to only a P0166 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.