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2002 Mitsubishi Eclipse GT Unstable Idle (Rough Idle, Hunting)

download In cases such as the above, the cause is probably the air/fuel mixture or idle air control motor. Other systems affecting idle quality include the ignition system and compression....

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2002 Nissan Altima tune up and cleaned the throttle body

download Customer Concern: Tests/Procedures: Potential Causes: Tech Tips: Just did a tune up and cleaned the throttle body and now the idle is hunting up and down. 1. Perform the Accelerator Pedal...

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2003-2006 Chevrolet Express Antilock Brake (ABS) Activation At Low Speeds...

download Condition Some customers may comment on ABS activation at low speeds, usually below 8 km/h (5 mph). Upon investigation, the technician will find no DTCs set. Cause The cause of this condition...

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2006 Honda Civic Rear ABS Wheel Speed Sensor and O-Ring Inspection

download During assembly, some wheel speed sensors may have been improperly installed and do not seal the hub assembly. Water may enter the hub assembly and damage the wheel bearing. In areas where...

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2003 PILOT – DTC Troubleshooting: Idle Control System Malfunction

download DTC P0505: Idle Control System Malfunction NOTE: If DTC P1519 is stored at same time as DTC P0505, troubleshoot DTC P1519 first, then recheck for DTC P0505.1.Start the engine. Hold the engine...

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1989 Volkswagen Jetta Idle Speed/Throttle Actuator – Electronic: Description...

download The idle stabilizer valve, which is located in the bypass pipe, maintains the appropriate idle speed for various engine operating conditions. The idle stabilizer valve consists of a set of...

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1990 Geo Tracker ISC Solenoid Valve Operation

download Located on the throttle body, the Idle Speed Control (ISC) valve opens the air bypass passage when the solenoid is ON and closes it when the solenoid is “OFF.” The ECM turns the ISC solenoid...

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2003 Honda PILOT Idle Control System Malfunction

download NOTE: If DTC P1519 is stored at same time as DTC P0505, troubleshoot DTC P1519 first, then recheck for DTC P0505. 1. Start the engine. Hold the engine at 3,000 rpm with no load (in Park or...

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1995 Mercedes Benz E 300 Testing, Adjusting Idle Speed

download A Engine 605.911 B Engine 606.910 Connect digital tester (001), TDC pulse generator (021). Check accelerator control for ease of movement. Check Idle speed stop at Bowden cable (32); the...

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1997 Dodge RAM 3500 Idle Speed Adjustments

download The high-speed idle screw is factory sealed and cannot be adjusted. Low-speed idle can be adjusted. 1. Use an optical tachometer such as Snap-on No. MT139 or MTE (Cummins tool division) No....

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