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Jaguar X-type P0403 Engine Trouble Code

When your car's 'Jaguar X-type P0403 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.

Jaguar X-type P0403 Code Meaning :

P 0 4 0 3
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Intake Valve Control Solenoid Circuit Low O2 Sensor Heater Circuit Malfunction Cold Start Injector 1 Malfunction Exhaust Gas Recirculation Sensor B Circuit High
Jaguar X-type Engine

When you check Jaguar X-type car engine light came on code P0403 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P0403 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0403 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting
If one of these reasons for P0403 code is occuring now you should check P0403 repair processes.
Now don't ask yourself; What should you do with P0403 code ?
The solution is here :

Jaguar X-type P0403 Possible Solution :

The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver.

P0403 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0403 OBD-II Trouble Code Early Exhaust Gas Recirculation (EGR) systems component s include and EGR Valve, and Engine Control Μodule (ECΜ) Controlled Vacuum Switch Valve or EGR Solenoid and an EGR Vacuum Μodulator. Dependin P0403 code.

Reason For P0403 Code

The reason of P0403 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

Parts or components should not be replaced with reference to only a P0403 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.