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U1170 Engine Trouble Code

U1170 Engine

When you check engine light came on code U1170 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 U1170 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U1170 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.

U1170 Code Meaning :

U 1 1 7 0
OBD-II Diagnostic Network (U) Trouble Code For Engine Fuel And Air Metering Engine Oil Temperature Sensor Malfunction Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector) 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.

U1170 OBD-II Diagnostic Network (U) Trouble Code Description

U1170 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For U1170 Code

The reason of U1170 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

U1170 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.