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.5 to 3.5 mmAdjustingplace 3.0 mm drill between limiter screw ( ) and throttle leverarrow 1adjust dashpot such that cam just touches roller2 3tighten dashpot with jam nut to prevent turning Volkswagen Corrado 1990 - 1994Fuel Systems Supercharger Exhaust Engine ElectricalFuel Injection, AFC System (Page 24-430-1)Acceleration, full throttle enrichment and fuel deceleration shut off, checkingRequirementScan Tool connectedVAG 1551start engine and let idlepress button to select operating mode1 "Rapid Data Transfer"display will appear as shownRapid data transfer HELPInsert address word XXpress and buttons to select address word0 1 "Engine Electronics"display will appear as shownRapid data transfer Q01 - Engine electronicspress button to enter inputQpress buttonpress and buttons to select0 8 08 "Read test value block"press button to enter inputQdisplay will appear as shownRead test value block HELPInsert display group number XXpress and buttons to select display group0 4 04display will appear as shownRead test value block QInsert display group number 04press button to enter inputQdisplay will appear as shownRead test value block 412 3 4continue with checking only if engine coolant temperature exceeds 80 C (176 F)let engine idle for approx.2 minutesobserve display value in field4display value must be at idle00010raise engine speed to approx.3000 RPM using accelerator pedaldisplay value must be (briefly)10100 release accelerator pedaldisplay value must be (briefly) and then become at idle00011 00010NotesIf anything else appears in display, see Repair Group 01 (Fuel Injection and Ignition) for additionalinformation Volkswagen Corrado 1990 - 1994Fuel Systems Supercharger Exhaust Engine ElectricalFuel Injection, AFC System (Page 24-430-2)press buttonpress and buttons to select function0 6 06 "Ending output"display will appear as shownRapid data transfer HELPSelect function XXpress button to enter inputQRapid data transfer Q06 - Ending outputIf specified values not obtainedcheck TP (Throttle Position Sensor) see section 24-450 Volkswagen Corrado 1990 - 1994Fuel Systems Supercharger Exhaust Engine ElectricalFuel Injection, AFC System (Page 24-440-1)Engine coolant temperature (ECT) sensor, checkingRequirementsengine coldScan Tool connectedVAG 1551start engine and let idlepress button to select operating mode1 "Rapid Data Transfer"display will appear as shownRapid data transfer HELPInsert address word xxpress and buttons to select address word0 1 "Engine Electronics"display will appear as shownRapid data transfer Q01 - Engine electronicspress button to enter inputQpress buttonpress and button to select function0 8 08 "Read test value block"press button to enter inputQdisplay will appear as shownRead test value block HELPInsert display group number XXpress and buttons to select display group0 1 01display will appear as shownRead test value block QInsert display group number 01press button to enter inputQdisplay will appear as shownRead test value block 112 34observe display value in field2engine temperature must be uniform and increase without interruptionpress buttonpress and buttons to select function0 6 06 "Ending output"display will appear as shown Rapid data transfer HELPSelect function XXpress button to enter inputQ Volkswagen Corrado 1990 - 1994Fuel Systems Supercharger Exhaust Engine ElectricalFuel Injection, AFC System (Page 24-440-2)Rapid data transfer Q06 - Ending outputNotesIf engine malfunctions occur during certain temperature ranges and the display value does notincrease without interruption, temperature signal has been interrupted and the sensor ( )ECT G 62must be replaced.If display values do not changeperform electrical check, see Repair Group 01 (Fuel Injection and Ignition)Resistance, checkingswitch ignitionOFFdisconnect harness connector from blue sensorECT ECTswitch multimeter to resistance rangeFluke 83connect multimeter to terminals of sensor using jumper wires fromECT VW 1594adaptor kit Volkswagen Corrado 1990 - 1994Fuel Systems Supercharger Exhaust Engine ElectricalFuel Injection, AFC System (Page 24-450-1)Throttle position (TP) sensor, checkingVehicles with automatic transmissions:the harness with the 4 pin connector leads to the transmission control module (J)217if the throttle position sensor is replaced, the transmission control module ((TP) J) must the voltage value of the new potentiometer [ Pobierz całość w formacie PDF ]