2003 Honda PILOT Idle Control System Malfunction

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Filed Under (Honda) by admin on 21-12-2010

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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.?

TOW BAR M-348 FOR MITSUBISHI PAJERO LWB FITTING AND OPERATION MANUAL

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Filed Under (Mitsubishi) by admin on 18-12-2010

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Follow the general directions in order to fit M-348 tow bar properly: 1.Rear bumper removing and cutting is not required. 2.Remove double towing lug from chassis rail (will no longer be used). 3.Remove plastic shield at the right wheel arch. 4.Loosen exhaust silencer. 5.Remove plastic grille under air conditioner. 6.Remove air conditioner. 7.Put (3) to the inside of the right chassis rail and tight loosely using (11) (fitting from the outside of the chassis rail) with (8), (13) and (9) (fitting from the inside of the support) with (15) and (13). 8.Put (4) to the inside of the left chassis rail and follow directions similarly as in point 7. 9.Put (5) and (6) to the right and left chassis rail from the downside and tight loosely using (9) with (15) and (13). Attach (5) and (6) with (3) and (4) using (10) with (7) (fitting from the outside) and (15), (13) and (17) (fitting from the outside). 10.Insert (1) between (3) and (4) and tight loosely using (10) with (15), (13) and (17). 11.Attach (2) to the tow ball holder using (12) with (16), (14) and (18). 12.Tighten all nuts and bolts to the torque staked in the table. 13.Refit all elements that were removed (points 2-5). Obeying this instruction assures correct montage and the tow bar operating in a Mitsubishi Pajero LWB. After assembling of the tow bar M-348 you have to get entry in cars registration book in a quality control station . CAUTION : Check if all bolts and nuts are correctly tightened after 1000km. Keep tow ball clean, grease and cased. All mechanical damages of tow bar excludes its further exploitation . Damaged ball hook cannot be repaired. In case of braking the rules of montage or unproper usage manufacturer do not take responsibility for arised damages . MONTAGE DIAGRAM :

1990 Geo Tracker ISC Solenoid Valve Operation

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Filed Under (GM) by admin on 03-11-2010

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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 ON and OFF at a constant cycle of 20 times per second. It controls the bypass air flow by making “ON” time one cycle shorter or longer depending on conditions. In this system, the ECM controls the ISC solenoid valve according to the signals from various sensors and switches to control the bypass air flow which plays the following three roles as required by certain circumstances. IDLE-UP AIR FLOW When head lights & other lights, heater fan, rear defogger (if equipped) or air conditioner (if equipped) are operating, and/or the automatic transmission is in a range other than PARK or NEUTRAL, and/or the vehicle is at high altitudes, higher than 8,200 ft or 2,500 m, the bypass air is supplied to stabilize the engine idle speed. How much air is supplied varies depending on the load. When head lights and other lights are ON, the idle speed rises only a little higher than the normal specified idle speed (920 rpm). AFTER START AIR FLOW When and after the engine is started, the bypass air is supplied to prevent the engine from stopping when the throttle opener is OFF and to improve the engine performance at its start. How much bypass air is supplied varies depending on the engine cooling water temperature and it decreases as time passes when engine is cool. When engine is hot and 15 seconds have passed after engine starts, a given amount of bypass air is supplied until either the idle switch is turned OFF from ON once or engine speed exceeds 1,500 rpm once. DASHPOT AIR FLOW A sudden change in the throttle valve opening (especially when decelerating) causes the air/fuel mixture ratio to change suddenly. To compensate for this condition, the bypass air flow will be increased or decreased depending on condition. By increasing or decreasing the air, the air/fuel mixture ratio is changed gradually and dashpot effect is obtained. The air is increased when throttle is opened and decreased when the throttle is closed.

1997 BMW 740i Removing and Installing fan for heater and air conditioner (control)

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Filed Under (BMW) by admin on 12-09-2010

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Remove trim from instrument panel See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument Panel Unclip ventilation duct. Unclip left and right linkage. Remove connector, cut open cable connector, unfasten screws and lift off cover. 1997 BMW 740i (E38) V8-4398cc 4.4L DOHC (M62) Unfasten screws and remove blower motor. Installation: If applicable, remove and install regulator for heater.

1991 Subaru Loyale Sedan Camshaft And Timing Belt Service and Repair

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Filed Under (Subaru) by admin on 13-07-2010

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Tightening torque: T1: 17.2 – 20.1 N-m (1.75 – 2.05 kg-m, 12.7 – 14.8 ft-lb). T2: 23 – 26 N-m ( 2.3 – 2.7 kg-m, 17 – 20 ft-lb). T3: 4.4 – 5.4 N-m (0.45 – 0.55 kg-m, 3.3 – 4.0 ft-lb). T4: 9.1 – 10.5 N-m (0.93 – 1.07 kg-m, 6.7 – 7.7 ft-lb). T5: 39 – 47 N-m (4.0 – 4.8 kg-m , 29 – 35 ft-lb). T6: 6 – 7 N-m (0.6 – 0.7 kg-m , 4.3 – 5.1 ft-lb). Belt Cover Tightening torque: T: 4.4 – 5.4 N-m (0.45- 0.55 kg-m, 3.3 – 4.0 ft-lb). REMOVAL 1. Loosen water pump pulley mounting nuts or bolts. 2. Loosen two alternator mounting bolts, and detach V-belt. [Except air conditioner equipped model] 3. Remove water pump pulley and pulley cover. 4. Disconnect lead from oil pressure switch. 5. Remove oil level gauge guide together with gauge. 6. Remove crankshaft pulley. To lock crankshaft, use FLYWHEEL STOPPER [manual transmission model] or DRIVE PLATE STOPPER [automatic transmission model]. 7. Remove belt cover plate. [TURBO model] 8. Remove belt covers LH, RH and FR.