2001 Volvo S40 "idle speed" Questions

...IDLE SPEED CONTROL VALVE PROBLEM, CLEAN IT FIRST, THEN DISCONNECT THE BATTERY, FOLLOW THE PROCEDURE I HAVE ATTACHED. Here is the most common cause of this stall and idle speed issues, it is the idle ...

idle speed on Volvo 440 SE Auto 1997 it is revving at 1000 rpm at start up and park and it feels to fast how do I adjust it slower most fuel injected car dont have a adjustible idle, most likely you ...

...o2 sensor and a map.. replaced the o2 sensor and nothing. COuld the map sensor be doing this at a certain speed? It's wired how it only does it at a certain speed. Replace the idle air control

idle speed is has high as 2000rpm, but it goes down to normal as soon as the aircon is ingaged. I have also noticed that the aircon keeps on engaging and disingaging at regular intervals. but that was

...sensor is acting up. The car is accelerating on it's own and at times maintaining speed on it's own. you have problem with idle air control valve and you have to scan for check engine light fault ...

...idle speed, burning smell, nothing showed up on diagnostic testing. if you have over 125k miles on it chances are your about time for a new catalytic convertor... can cause a rotten burnt smell... ...

I own a 2001 volvo S40 1.9L and it starts but idles erractically.extremely sluggish to accellerate.once on top end speed,its ok but low end acceleration is a problem.sometimes backfires.any ...

speed of travel or the accellerator pedal position isnt changing. trying to hold 35-40 mph is dreadful as this surging or actual cycling of shifting continues until you either drive harder or reach 60

...idle speed, vacuum and fuel delivery automatically to make up for potentially faulty temperature sensor signals. Maintenance of your cooling system sensors is virtually impossible since there's ...