Logo

Renault Alliance P0666 Engine Error Code

When you check Renault Alliance car engine light came on code P0666 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Renault manufacturer may have a different definition for the P0666 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0666 Renault Alliance Code Clear

P0666 Renault Alliance engine problem can be occur defective fan clutches are a common and often overlooked cause of engine overheating. The shear characteristics of the clutch fluid gradually deteriorates over time, with an average loss in drive efficiency of about 200 rpm per year. Eventually slippage reaches the point where effective cooling is no longer possible and overheating results. (On average, the life of a fan clutch is about the same as a water pump. If one needs to be replaced, the other usually does too.)

P0666 Code Reason

Renault Alliance P0666 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0666 PCM/ECM/TCM Internal Temperature Sensor A Circuit so you have to check ODB-II Engine Error Code list.

Reason For Renault Alliance P0666 Code

The reason of Renault Alliance P0666 OBD-II Engine Error Code is P0666 PCM/ECM/TCM Internal Temperature Sensor A Circuit.

While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the P0666 Renault Alliance code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools.

Renault Alliance P0666 Possible Solution :

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.

What does fault code P0666 mean for Renault Alliance ?
What does a diagnostic reading P0666 mean for Renault Alliance ?
How to fix OBD2 Code P0666 for Renault Alliance ?
What do we know about P0666 code for Renault Alliance ?