idle speed too high, 1990 mercury cougar
You are searching repair manual in PDF format about idle speed too high, 1990 mercury cougar use another keyword for search another post or files
Filed Under (Dodge) by admin on 31-10-2010
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. 3377462 to read the engine RPM. 2. Bring the engine to normal operating temperature. 3. Adjust the low idle speed at the low idle speed screw. The screw and locknut are located at the rear of the fuel injection pump. 4. Loosen the idle screw lock nut. Adjust idle screw to obtain specified RPM. LOW IDLE SPEED With automatic transmission: 750-800 RPM with transmission in drive and air conditioning on. With manual transmission: * 780 RPM with transmission in neutral and air conditioning on. * With engine at operating temperature. HIGH IDLE SPEED Do not attempt to adjust high idle speed. High idle speed adjustment screw is factory sealed. Breaking seal will void injection pump warranty 5. Tighten the locknut after adjustment.
Filed Under (Mercedes-Benz) by admin on 14-08-2010
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 dished washer (29/7) must be resting free of tension against the compression spring (29/8). If necessary, adjust Bowden cable from inside car. Warm engine up to coolant temperature of 60 – 80°C . Engine 605.911 with pneumatic idle speed increase (PLA) Check idle speed; adjust if necessary by turning the vacuum unit (12/3). To do this, slacken lock nut (arrow). Refer to table for test data. Engine 606.910 with electronic Idle speed control (ELR) Unplug 2-pin coupling of ELR actuator (22). Check idle speed; adjust if necessary. To do this, slacken lock nut (arrow) and turn adjusting bolt (ring wrench). Refer to table for test data. To the left: higher engine speed To the right: lower engine speed All models Check smooth engine running. Operate service brake. Move selector lever into drive position. Switch on AC compressor. Turn power steering to full lock. Engine must continue to run smoothly when this is done. Test and adjustment data
Filed Under (Honda) by admin on 21-12-2010
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 neutral) until the radiator fan comes on. 2. Check the engine speed at idle with no-load conditions: headlights, blower fan, rear window defogger, radiator fan, and air conditioner off. Is the engine running at 730+/-50 rpm? YES – Intermittent failure, system is OK at this time.? NO – If the idle speed is less than 680 rpm, go to step 3; if it’s 780 rpm or higher, go to step 4. 3. Disconnect the idle air control (IAC) valve 3P connector. Does the engine speed increase or fluctuate? YES – Adjust the idle speed. If the idle will not adjust properly, clean the passage in the throttle body, and then adjust the idle.? NO – Replace the IAC valve.? 4. Turn the ignition switch OFF. 5. Remove the intake air duct from the throttle body. 6. Start the engine and let it idle. 7. Put your finger on the lower port (A) in the throttle body. Does the engine speed drop below 780 rpm? YES – Adjust the idle speed. If the idle will not adjust properly, replace the IAC valve, and then adjust the idle.? NO – With the throttle valve completely closed, check for vacuum leaks, and repair as necessary.?
Filed Under (Mercury) by admin on 10-06-2010
On all models, the fuse panel is located under the instrument panel, left of the steering column. Fig. 4: Interior Fuse Panel Identification (1994-95 Models) 1 – 10 Amp Panel Dimmer, Parking/License Lights, Autoshock Module, Clock 2 – 10 Amp Air Bag Module 3 – 5 Amp Foglight Switch 4 – 10 Amp A/C Clutch 5 – 15 Amp HEGO 1 & 2 (V6 Only) 6 – 10 Amp Anti-Theft, Trunk, Map, Vanity, Glove Box, Underhood, L/H Instrument Panel, Rear Courtesy, Door Courtesy, Lock Cylinder & Dome Lights, Power Mirrors 7 – 10 Amp Turn Signal Indicators/Lights, Backup Lights 8 – 5 Amp Cluster, Rear Defrost Switch, Coolant/Wash Level Sensor, DRL Module, EVO Test, EVO Steering Sensor, ARC (EVO) Module, ARC Switch, Hard Relay, Soft Relay, Auto Mirror, EATC Blend Door, Airbag Module, Overdrive Cancel Switch, Brakeshift Solenoid
Filed Under (Ford) by admin on 31-08-2009
repair manual covers Ford Mustang and Mercury Cougar 1964 to 1973. US and Canadian models.
Introduction: About this manual | Introduction | Vehicle identification numbers | Maintenance techniques, tools and working facilities | Buying parts | Jacking and towing | Booster battery (jump) starting | Conversion factors | Automotive chemicals and lubricants | Safety first! | Troubleshooting