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Renault Grand Scenic U3688 Engine Error Code

When you check Renault Grand Scenic car engine light came on code U3688 the reason should be . However Renault manufacturer may have a different definition for the U3688 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U3688 Renault Grand Scenic Code Clear

Another consequence of U3688 Renault Grand Scenic 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.

U3688 Code Reason

Renault Grand Scenic U3688 OBD-II Diagnostic Network (U) Trouble Code Description

so you have to check ODB-II Engine Error Code list.

Reason For Renault Grand Scenic U3688 Code

The reason of Renault Grand Scenic U3688 OBD-II Engine Error Code is .

The rule of U3688 Renault Grand Scenic 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 U3688 Renault Grand Scenic 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.

Renault Grand Scenic U3688 Possible Solution :

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