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Saab 9-7x P0666 Engine Error Code

When you check Saab 9-7x car engine light came on code P0666 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Saab 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 Saab 9-7x Code Clear

P0666 Saab 9-7x 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

Saab 9-7x 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 Saab 9-7x P0666 Code

The reason of Saab 9-7x P0666 OBD-II Engine Error Code is P0666 PCM/ECM/TCM Internal Temperature Sensor A Circuit.

OBD P0666 Saab 9-7x code and tailpipe testing are two different approaches to identify vehicles in need of repair. The OBD system looks for broken or malfunctioning emissions control components and , while tailpipe tests sample a vehicle's exhaust to see if it is above or below certain prescribed limits. Given the robust nature of today's emissions control components, it is entirely possible for an individual component to P0666 Saab 9-7x malfunction without leading to an immediate increase in emissions at the tailpipe. In such cases, other components (like the catalyst) can temporarily compensate for the part that is broken however, these other components can only do double duty for so long before they, too, begin to malfunction. In addition, OBD also monitors for P0666 Saab 9-7x and other malfunctions in the fuel system problems that traditional tailpipe tests were not designed to identify. Most state and local areas also include a gas cap pressure test as part of an emission inspection.

Saab 9-7x P0666 Possible Solution :

What does fault code P0666 mean for Saab 9-7x ?
What does a diagnostic reading P0666 mean for Saab 9-7x ?
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