R34 Nissan Skyline ECU pin outs

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Filed Under (Nissan) by admin on 17-05-2011

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Terminal number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 (CHK) 23 24 (IGN) 25 26 27 28 29 30 31 32 *33 *34 *35 36 37 *38 39 *40 *41 42 43 44 45 46 47 48 49 50 51 Description Ign signal (power transistor) Cyl #1 Ign signal (power transistor) Cyl #5 Ign signal (power transistor) Cyl #3 ECM & IGN coil relay control signal Tachometer drive signal – Ign signal (power transistor) Cyl #6 Ign signal (power transistor) Cyl #2 Ign signal (power transistor) Cyl #4 – AAC valve control signal – Fuel pump relay control signal Air conditioner control signal – - Malfunction indicator lamp – - Ignition switch (START) signal Air conditioner switch signal Check (Diagnosis start) Throttle position sensor signal Ignition switch (IGN) signal Control unit ground Power steering oil pressure switch signal – SB (select bit) 1 signal [RB25DET A/T] Vehicle speed sensor signal (Vehicle speed sensor 2) Headlamp switch signal; Ignition power supply Control unit ground Idle position switch signal “1″ position switch signal “2″ position switch signal – Throttle opening signal [RB25DE-4WD M/T, RB25DE A/T, RB25DET] “0″ position switch signal Neutral signal (Park/neutral position signal) “R” position switch signal Full switch signal – Sensor ground Crankshaft position sensor 120? (REF) signal Crankshaft position sensor 120? (REF) signal Crankshaft position sensor 1? (POS) signal Ring gear crankshaft position sensor signal [RB20DE (L/B)] Turbo pressure sensor signal [RB25DET] Power supply for throttle position sensor, refrigerant pressure sensor, and turbo pressure sensor Rear defogger switch signal Heated oxygen sensor signal Fuel pump terminal voltage control output signal [RB25DET] Injector No. 6 cylinder drive signal Line pressure solenoid valve control signal (Dropping resistor Throttle motor sensor signal [RB25DET] *113 circuit)

1998 Ford Taurus Cylinder Heads Removal

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Filed Under (Ford) by admin on 24-02-2011

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1. Rotate crankshaft (6303) to zero degrees top dead center (TDC) on the compression stroke. 2. Disconnect battery ground cable (14301). 3. Drain engine cooling system. Refer to Section 03-03. 4. Remove air cleaner outlet tube (9B659) to throttle body (9E926) . Refer to Section 03-12. 5. Mark and remove vacuum lines to upper intake manifold (9424). 6. Disconnect EGR backpressure transducer hose from EGR valve to exhaust manifold tube (9D477) , loosen lower EGR valve to exhaust manifold tube nut and rotate EGR valve to exhaust manifold tube away from EGR valve (EGR valve) (9D475) . 7. Disconnect the throttle position sensor (TP sensor) (9B989), idle air control valve (IAC valve) (9F715) , EGR backpressure transducer and EGR vacuum regulator solenoid electrical connectors. 8. WARNING: COVER FUEL PRESSURE RELIEF VALVE (9H321) WITH SHOP CLOTH TO PREVENT ACCIDENTAL FUEL SPRAY INTO EYES. Relieve pressure at the fuel pressure relief valve . Refer to Section 03-04A. 9. Remove fuel tube safety clips. 10. CAUTION: Cover fuel tube ends with clean shop cloths to prevent dirt from entering opening. Disconnect fuel tubes (9291). Refer to Section 10-01. 11. Remove upper intake manifold as described. Discard old intake manifold upper gasket (9H486) . 12. Disconnect engine control sensor wiring retainers from rocker arm cover stud bolts and each fuel injector, and position the engine control sensor wiring (12A581) out of the way. 13. NOTE: Fuel injectors and fuel injection supply manifold (9F792) may be removed with lower intake manifold as an assembly. Remove fuel injection supply manifold and fuel injector. 14. Remove ignition wires from spark plugs (12405) . Refer to Section 03-07A. Remove wire harness retainers from valve cover retaining stud bolts. 15. Remove ignition coil (12029) and bracket from LH front cylinder head (6049) and set aside. Refer to Section 03-07A. 16. Disconnect upper radiator hose (8260) and heater water hoses (18472) . 17. Remove camshaft position sensor (CMP sensor) (6B288) and housing. Refer to Section 03-14. 18. Disconnect engine control sensor wiring from engine coolant temperature sensor (ECT sensor) (12A648) and the water temperature indicator sender unit (10884) . 19. If LH (front) cylinder head is being removed, perform the following: Disconnect generator electrical connectors. Remove drive belt (8620). Refer to Section 03-05. Remove drive belt tensioner (6B209). Refer to Section 03-05. Remove generator brace and generator (GEN) (10346). Remove power steering support bracket and power steering pump (3A674) as an assembly and set aside in a position to prevent fluid from leaking out. Remove oil level indicator tube retaining nut from exhaust manifold stud bolt. Rotate or remove oil level indicator tube (6754) from exhaust manifold (9430) . 20. If RH (rear) cylinder head is being removed, perform the following:

1997 Ford Aerostar Throttle Body and Upper Intake Manifold Removal

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Filed Under (Ford) by admin on 11-02-2011

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NOTE: The 3.0L throttle body (9E926) and upper intake manifold are combined in one piece. 1. Perform Pre-Service procedures as described in this section. 2. Disconnect electrical connectors to the intake air temperature sensor (IAT sensor) (12A697) and mass air flow sensor (MAF sensor) (12B579). 3. Disconnect air crankcase ventilation hose (6853) from nipple on valve cover (6582). 4. Loosen clamps and remove air cleaner outlet tube (9B659). 5. Using trim removing tool, remove pushpins and accelerator control splash shield (9E766). 6. Disconnect accelerator cable (9A758) from throttle body. Remove three screws and accelerator cable bracket (9723) and position assembled accelerator cable and accelerator cable bracket out of the way. 7. Tag and disconnect connectors of emission control vacuum harness and remove. 4 9J459 5 9A474 8. Disconnect PCV hose from throttle body. PCV Hose EGR Vacuum Regulator Solenoid Intake Manifold Vacuum Outlet Fitting and Cap 9. Disconnect spark plug wires from ignition coil (12029) and position out of the way. 10. Disconnect electrical connections from ignition coil, EGR vacuum regulator solenoid (9J459), EGR transducer (9J433), idle air control valve (IAC valve) (9F715), and throttle position sensor (TP sensor) (9B989). 11. Remove two nuts and ignition coil mounting bracket (12N004). 12. Remove two nuts and ignition coil with assembled bracket, EGR vacuum regulator solenoid and radio ignition interference capacitor (18801).

2000 Ford Expedition Intake Manifold Removal

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Filed Under (Ford) by admin on 09-02-2011

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WARNING: Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuel-related components. Highly flammable mixtures are always present and can be ignited. Failure to follow these instructions may result in personal injury. 1. Disconnect the battery ground cable (14301). For additional information, refer to Section 414-01. 2. Drain the engine cooling system. For additional information, refer to Section 303-03. 3. Remove the air cleaner outlet pipe. For additional information, refer to Section 303-12. 4. Disconnect the throttle body cam. 1. Disconnect the accelerator cable (9A758). 2. Disconnect the speed control actuator cable. 3. Remove the accelerator return spring. 5. Remove the accelerator cable bracket bolts and position the bracket and cables aside. 6. Compress and slide the hose clamp and disconnect the upper radiator hose. 7. Disconnect the main vacuum harness. 8. Disconnect the following: Throttle position sensor electrical connector. Exhaust gas recirculation (EGR) vacuum regulator solenoid electrical and vacuum connectors. EGR valve vacuum hose. 9. Disconnect the fuel pressure regulator vacuum hose. 10. Disconnect the vapor management valve vacuum hose. 11. Disconnect the differential pressure feedback EGR system electrical connector. 12. Remove the bolts and the power steering fluid reservoir upper bracket. 13. Remove the nut and disconnect the brake booster vacuum hose and bracket.

2003-2005 Ford Thunderbird WRENCH LIGHT ON WITH BOTH DTC P2106 AND P2135

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Filed Under (Ford) by admin on 27-01-2011

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Some vehicles built 11/29/2004 and prior may exhibit the wrench light on with both P2106 and P2135 diagnostic trouble codes (DTCs). ACTION: Replace the throttle position sensor (TPS) following the instruction sheet included in the TPS service kit. Reprogram the powertrain control module (PCM) to the latest calibration using WDS release B36.11 and higher, or B37.2 and higher. This new calibration is not included in the B37 CD. Calibration files are also available at www.motorcraft.com. CAUTION: FAILURE TO FOLLOW THE TPS REMOVAL AND INSTALLATION PROCEDURE WILL RESULT IN DAMAGE TO THE TPS SCREWS.