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C3734 Engine Trouble Code

Meaning of C3734 engine trouble code is : When your car's 'C3734 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.

C3734 Possible Solution:

C3734 Engine

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

C3734 Code Meaning :

C 3 7 3 4
OBD-II Diagnostic Chassis (C) Trouble Code For Engine Ignition System Or Misfire Fuel Rail Pressure Sensor Circuit Malfunction Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector) Timing Reference High Resolution Signal A Too Many Pulses

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.

C3734 OBD-II Diagnostic Chassis (C) Trouble Code Description

C3734 engine trouble code is about Timing Reference High Resolution Signal A Too Many Pulses.

Reason For C3734 Code

The reason of C3734 OBD-II Engine Trouble Code is Fuel Rail Pressure Sensor Circuit Malfunction.

C3734 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.