1990 Cadillac Deville "isc rpm range" Questions

...ISC for operation A047-very low A/C refrigerant condition warning--check refrigerant level I039-speed sensing suspension (SSS) fault--this one requires a lot of testing. Could be anything from bad ...

ISC RPM Out Of Range E31 Shorted MAP Sensor Signal E32 Open MAP Sensor Signal E34 MAP Sensor Signal Out Of Range E37 Shorted MAT Sensor Signal E38 Open MAT Sensor Signal E39 VCC Engagement Problem E40

...RPM P/N to D/R in ISC Range. What part has to be addressed. Thank you. Sounds like the engine is idling to high. There is a procedure that you must go through to set it. Reply and I will let you know ...

...isc) motor rpm out of range 41-Camshaft position sensor (CMP) or circuit fault 52-Electric control module (ECM) reset 91-Park neutral position switch or coicuit fault BCM Trouble Codes 10-Outside ...

...RPM P/N to D/R in ISC Range check your tranny. its sometimes called a VCC overstress error. dont change gears until car is totally ... Great, now I have MORE trouble codes!! E91 and E98 Aug 7, 2006 ...

...rpm's are running high (idle seems too high) the service engine soon light ocassionally comes on and I get the error code E30. Anybody have any ideas?? The error is indicating that the Throttle ...

...solid there? say rpm is about 800 and you turn on head lights, heater fan and (not AC) and defrost. the RPM must hold or the ISC is failing. ISC -= idle speed controls. (all EFI has this

...ISC/Throttle wont help if its a circuit code from a shorted wire. If its a low RPM code...maybe. if its a HIGH rpm code, may have a vacuum leak or a plate issue. We need tro know whats the problem to ...

...ISC bad. in some way (gummed up. or restricted inside) 2: bad fueling or air leaks. vacuum leaks. try answers , the hot cold question and the 2 speeds, of the hunt. lowest rpm and highest of the ...

...rpm if the engine is too lean, the ISC opens and it just gets leaner/slower, not faster (isc fails to work, and is not its error) same for misfire. if the the MAP BASED engine say, gets an air leak ...