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Land Rover Discovery P1540 Engine Error Code

When you check Land Rover Discovery car engine light came on code P1540 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Land Rover manufacturer may have a different definition for the P1540 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1540 Land Rover Discovery Code Clear

Another consequence of P1540 Land Rover Discovery engine overheating may be a blown head gasket. Heat makes aluminum swell almost three times faster than cast iron. Thermal stress can distort the head and make it swell in areas that are hottest like those between exhaust valves in adjoining cylinders, and areas that have restricted coolant flow like the narrow area that separates the cylinders. The typical aluminum head swells most in the middle, which can crush the head gasket if the head gets too hot. This will usually cause the head gasket to leak compression between adjacent cylinders, or leak coolant into the cylinders.

P1540 Code Reason

Land Rover Discovery P1540 OBD-II Diagnostic Powertrain (P) Trouble Code Description

Land Rover Discovery car P1540 OBD-II Trouble Code Air Bypass Valve Circuit Malfunction is one of the definitions for the P1540; however your vehicles manufacturer may have a different definition for the P1540 code. Please check below for your specifi

Reason For Land Rover Discovery P1540 Code

The reason of Land Rover Discovery P1540 OBD-II Engine Error Code is P1540 Air Bypass Valve Circuit Malfunction.

The rule of P1540 Land Rover Discovery code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of . Likewise, overriding the OBD P1540 Land Rover Discovery system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

Land Rover Discovery P1540 Possible Solution :

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