Passat B2 (1981-1988)
Passat B3 (1988-1993)
Passat B4 (1988-1996)
Passat B5 (1996-2005)
Passat B6 (2005-2010)
Engine management system «KE-Motronic» Volkswagen Passat B4
Integrated engine management system «KE-Motronic»
Engine «9A» equipped with an integrated engine management system (KSUD) «KE-Motronic» Bosch (pic. 2-199), designed to control fuel injection and ignition timing. Functionally, the...
Engine «9A» equipped with an integrated engine management system (KSUD) «KE-Motronic» Bosch (pic. 2-199), designed to control fuel injection and ignition timing. Functionally, the...
Fuel injection control subsystem
As a fuel injection control subsystem in the KSUD «KE-Motronic» modified fuel injection system used «KE-Jetronic». which, like the fuel injection system described above,...
As a fuel injection control subsystem in the KSUD «KE-Motronic» modified fuel injection system used «KE-Jetronic». which, like the fuel injection system described above,...
Checking and adjusting the fuel injection control subsystem
When working on KSUD «KE-Motronic» it is necessary to observe the same precautions as during the work of the KSUD «Digifant», except that when checking the compression in the...
When working on KSUD «KE-Motronic» it is necessary to observe the same precautions as during the work of the KSUD «Digifant», except that when checking the compression in the...
Idle speed check
The engine idle speed is automatically maintained within the specified limits (800-900 rpm) rotary control on the commands of the controller. Idle speed is checked with a warm...
The engine idle speed is automatically maintained within the specified limits (800-900 rpm) rotary control on the commands of the controller. Idle speed is checked with a warm...
Adjusting the CO content in the exhaust gases
This adjustment is made on a warm engine, making sure that the exhaust tract of the engine is tight. Connect the gas analyzer to the measuring pipe of the exhaust system. Start...
This adjustment is made on a warm engine, making sure that the exhaust tract of the engine is tight. Connect the gas analyzer to the measuring pipe of the exhaust system. Start...
Checking and adjusting the idle switch
Examination Switch off the ignition. Disconnect the switch connector. Having connected an ohmmeter to the terminals of the switch block, measure its resistance, which should be...
Examination Switch off the ignition. Disconnect the switch connector. Having connected an ohmmeter to the terminals of the switch block, measure its resistance, which should be...
Checking and adjusting the full load switch
Switch off the ignition. Disconnect the full load switch connector and connect an ohmmeter to the terminals of the block, which should show «infinity» (open circuit). Fix...
Switch off the ignition. Disconnect the full load switch connector and connect an ohmmeter to the terminals of the block, which should show «infinity» (open circuit). Fix...
Air flow meter potentiometer adjustment
Switch off the ignition. Connect test cord VAG 1591 (pos. 4 fig. 2-205) to the terminals of the potentiometer and the connecting block. Attach a digital voltmeter to the blocks...
Switch off the ignition. Connect test cord VAG 1591 (pos. 4 fig. 2-205) to the terminals of the potentiometer and the connecting block. Attach a digital voltmeter to the blocks...
Adjusting the position of the pressure plate of the air flow meter
The adjustment procedure is the same as on the injection system «K-Jetronic», but the position of the disk is adjusted by a screw (pic. 2-206).
The adjustment procedure is the same as on the injection system «K-Jetronic», but the position of the disk is adjusted by a screw (pic. 2-206).
Checking the idle speed controller
Switch off the ignition. Disconnect the idle speed controller connector, connect an ohmmeter to the terminals of the block (pic. 2-207) and check the ohmmeter reading, which...
Switch off the ignition. Disconnect the idle speed controller connector, connect an ohmmeter to the terminals of the block (pic. 2-207) and check the ohmmeter reading, which...
Checking the supply voltage of the heating element of the oxygen content sensor in the exhaust gases
Disconnect the 2-pin or 4-pin sensor connector. Connect a voltmeter to the terminals of the 2-pin connector. On older vehicles, connect a voltmeter to the terminals «2» (red-white...
Disconnect the 2-pin or 4-pin sensor connector. Connect a voltmeter to the terminals of the 2-pin connector. On older vehicles, connect a voltmeter to the terminals «2» (red-white...
Checking the enrichment of the mixture
Warm up the engine (oil temperature not less than 60°C). Verify that there are no fault codes stored in the controller's memory. Switch off the ignition. Disconnect the...
Warm up the engine (oil temperature not less than 60°C). Verify that there are no fault codes stored in the controller's memory. Switch off the ignition. Disconnect the...
Checking the fuel cut at forced idle
Switch off the ignition. Disconnect the electro-hydraulic pilot pressure regulator connector. Connect test cord 1 (pic. 2-208) VAG 1315 A / 1 and adapter wires to the terminals of...
Switch off the ignition. Disconnect the electro-hydraulic pilot pressure regulator connector. Connect test cord 1 (pic. 2-208) VAG 1315 A / 1 and adapter wires to the terminals of...
Checking the canister solenoid shut-off valve
Switch off the ignition. Disconnect the valve connector (gray color), connect an ohmmeter to the terminals of valve block 1 (pic. 2-209) and check its readings, which should be...
Switch off the ignition. Disconnect the valve connector (gray color), connect an ohmmeter to the terminals of valve block 1 (pic. 2-209) and check its readings, which should be...
Checking the fuel pressure in the system
Switch off the ignition. Connect the pressure gauge to the measuring pipe of the fuel dispenser-distributor and to the fuel line of the starting injector (pic. 2-210). Remove the...
Switch off the ignition. Connect the pressure gauge to the measuring pipe of the fuel dispenser-distributor and to the fuel line of the starting injector (pic. 2-210). Remove the...
Self-diagnosis system
The principle of operation of the self-diagnosis system and the method of coding faults are the same. that in the diagnostic system used for the fuel injection system...
The principle of operation of the self-diagnosis system and the method of coding faults are the same. that in the diagnostic system used for the fuel injection system...
Checking and adjusting the subsystem
Removal and installation of the distributor of ignition Removal and installation of the distributor of ignition are made, as it is specified in subsection «Engine ignition system...
Removal and installation of the distributor of ignition Removal and installation of the distributor of ignition are made, as it is specified in subsection «Engine ignition system...
Fuel system of the engine «9A»
Pic. 2-212. Engine fuel system parts «9A»: 1 - fuel tank of cars with a body «sedan»; 2 - fuel tank of cars with a body «station wagon»; 3 - expansion box; 4 - filler cap; 5 -...
Pic. 2-212. Engine fuel system parts «9A»: 1 - fuel tank of cars with a body «sedan»; 2 - fuel tank of cars with a body «station wagon»; 3 - expansion box; 4 - filler cap; 5 -...
KSUD connection diagram «KE-Motronic» engine «9A»
Pic. 2-213. KSUD connection diagram «KE-Motronic» engine «9A»: 1 - controller; 2 - air conditioner connector; 3 - diagnostic connector; 4 - detonation; 1, 5 - knock sensor 2; 6 -...
Pic. 2-213. KSUD connection diagram «KE-Motronic» engine «9A»: 1 - controller; 2 - air conditioner connector; 3 - diagnostic connector; 4 - detonation; 1, 5 - knock sensor 2; 6 -...
Adjustment of the fuel injection control subsystem KSUD «Motronic» engine «AAA»
Pic. 15. Placement of elements of the fuel injection control subsystem KSUD «Motronic» by car «Passat 2,8 VR6»: 1 - mass air flow meter; 2 - throttle body; 3 - controller; 4 -...
Pic. 15. Placement of elements of the fuel injection control subsystem KSUD «Motronic» by car «Passat 2,8 VR6»: 1 - mass air flow meter; 2 - throttle body; 3 - controller; 4 -...
Possible malfunctions of the fuel injection control subsystem KSUD «Motronic» engine «AAA»
Possible malfunctions of the fuel injection control subsystem KSUD «Motronic» engine «AAA» car «Passat 2,8 vr6», their causes and methods of elimination.
Possible malfunctions of the fuel injection control subsystem KSUD «Motronic» engine «AAA» car «Passat 2,8 vr6», their causes and methods of elimination.
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