P1640 Engine Trouble Code
When you check engine light came on code P1640 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 P1640 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P1640 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.
P1640 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering||O2 Sensor Heater Circuit Malfunction||Engine Shutoff Solenoid Malfunction||Exhaust Gas Recirculation Sensor B Circuit High|
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.
P1640 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1640 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.
Reason For P1640 CodeThe reason of P1640 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.
P1640 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.