Volvo 780 P1157 Engine Error Code

When you check Volvo 780 car engine light came on code P1157 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Volvo manufacturer may have a different definition for the P1157 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1157 Volvo 780 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.)

Volvo 780 P1157 OBD-II Diagnostic Powertrain (P) Trouble Code Description Volvo 780 car P1157 OBD-II Trouble Code Lack Of HO2S22 Switch - Sensor Indicates Lean is one of the definitions for the P1157; however your vehicles manufacturer may have a different definition for the P1157 code. Please check below for you Reason For Volvo 780 P1157 Code The reason of Volvo 780 P1157 OBD-II Engine Error Code is P1157 Lack Of HO2S22 Switch - Sensor Indicates Lean.

OBD P1157 Volvo 780 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 P1157 Volvo 780 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 P1157 Volvo 780 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.

Volvo 780 P1157 Possible Solution :

What does fault code P1157 mean for Volvo 780 ? What does a diagnostic reading P1157 mean for Volvo 780 ? How to fix OBD2 Code P1157 for Volvo 780 ? What do we know about P1157 code for Volvo 780 ?