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Engine Controls - Specifications - Gasoline Volkswagen Corrado I

Specifications 2 illustrations ~276 words

INTRODUCTION

Note. Information in this article applies to gasoline engine models only.

Use this article to quickly find specifications related to servicing and on-vehicle adjustments. This is a quick-reference article for when you are familiar with an adjustment procedure and only need a specification.

BATTERY SPECIFICATIONS

ApplicationAmp Hr. Rating
Cabriolet, Fox, Jetta, Jetta GLI & Passat
Without A/C54
With A/C63
Corrado, Golf GL, GTI & Vanagon63

BATTERY SPECIFICATIONS

CAPACITIES

ApplicationQuantity
Auto. Transaxle (Dexron-II)(1) 3.2 Qts. (3.0L)
Auto. Transaxle Final Drive (SAE 90/API GL-5)
Except Vanagon(2) .8 Qts. (.76L)
Vanagon1.4 Qts. (1.3L)
Cooling System (Includes Heater)
Cabriolet5.1 Qts. (4.8L)
Corrado6.0 Qts. (5.5L)
Fox6.9 Qts. (6.5L)
Golf GL, GTI, Jetta & Jetta GLI7.0 Qts. (6.6L)
Passat5.9 Qts. (5.6L)
Vanagon18.4 Qts. (17.5L)
Crankcase (Includes Filter)
Fox3.7 Qts. (3.5L)
Vanagon4.8 Qts. (4.5L)
All Other Models4.3 Qts. (4.1L)
Man. Transaxle (SAE 80W-90/API GL-4)
Fox1.8 Qts. (1.7L)
Vanagon3.2 Qts. (3.0L)
All Other Models2.1 Qts. (2.0L)
(1) Refill capacity. (2) Filled for service life. No oil change.
(1)Refill capacity.
(2)Filled for service life. No oil change.

FLUID CAPACITIES

SERVICE INTERVALS & SPECIFICATIONS

Application(1) DeflectionIn. (mm)
All Models Except Vanagon
Alternator
New(2) 5/64 (2)
Old13/64 (5)
A/C Compressor
New3/8 (10)
Old3/8 (10)
Power Steering
New5/64 (2)
Old13/64 (5)
Vanagon
Alternator3/8-9/16 (10-15)
A/C Compressor3/8 (10)
(1) Deflection is with 22 lbs. (10 kg) pressure applied midway on longest belt run. (2) 3/8" (10 mm) on models with A/C.
(1)Deflection is with 22 lbs. (10 kg) pressure applied midway on longest belt run.
(2)3/8" (10 mm) on models with A/C.

DRIVE BELT ADJUSTMENT

ComponentMiles
Air Filter30,000
Coolant30,000
Fuel Filter (1)15,000
Oil & Filter7500
Spark Plugs30,000
(1) Discard mini-fuel filter at 1000-mile maintenance interval. Install new copper gaskets.
(1)Discard mini-fuel filter at 1000-mile maintenance interval. Install new copper gaskets.

REPLACEMENT INTERVALS

ENGINE COMPRESSION

ApplicationCompression PressureCompression Ratio
Cabriolet131-174 psi (9.0-12.0 kg/cm 2 )8.5:1
Corrado116-174 psi (8.0-12.0 kg/cm 2 )8.0:1
Fox131-174 psi (9.0-12.0 kg/cm 2 )9.0:1
Golf GL & GTI131-174 psi (9.0-12.0 kg/cm 2 )10.0:1
Jetta131-174 psi (9.0-12.0 kg/cm 2 )10.0:1
Jetta GLI145-190 psi (10.0-13.0 kg/cm 2 )10.0:1
Passat116-174 psi (8.0-12.0 kg/cm 2 )10.8:1
Vanagon145-190 psi (10.0-13.0 kg/cm 2 )9.0:1

COMPRESSION SPECIFICATION

VALVE CLEARANCE

Note. All models are equipped with hydraulic lifters. No adjustments are required.

Note. Right and left sides refer to engine, as viewed from flywheel.

1.8L & 2.0L

Left Side: All Intake; Right Side: All Exhaust.

2.1

Both Banks: E-I-I-E.

IGNITION COIL

ApplicationPrimarySecondary
Jetta GLI & Passat.60-.706500-8500
All Other Models.52-.762400-3500

IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)

HIGH TENSION WIRE RESISTANCE

ApplicationOhms
Vanagon
Coil Wire With Connectors1200-2800
Spark Plug Wire/Connector4600-7400
Spark Plug Connector4000-6000
Suppressor (1)600-1400
Except Vanagon
Coil Wire Only(2) *
Coil Wire With Connector1600-2400
Spark Plug Wire/ Connector4000-6000
Suppressor (1)600-1400
(1) Suppressor is located between ignition wire and distributor cap. (2) Check for continuity.
(1)Suppressor is located between ignition wire and distributor cap.
(2)Check for continuity.

HIGH TENSION WIRE RESISTANCE

SPARK PLUGS

ApplicationBoschChampion
CabrioletW7DTCN7BYC
Corrado, Fox, Golf GLWR7DSN8GY
Jetta 1.8LWR7DSN8GY
Jetta GLI 2.0L & PassatF6DSRN8GY
VanagonW7CCON288

SPARK PLUG TYPE

ApplicationGap: In. (mm)Torque: Ft. Lbs. (N.m)
All Models.028-.032 (.70-.80)14 (19)

SPARK PLUG SPECIFICATIONS

Timing mark location is on flywheel. Timing pointer is on timing hole on transaxle bellhousing.

2.1L

Timing mark on crankshaft belt pulley and notch on "V" belt pulley must align with separating line of crankcase.

Scheme 1

Scheme 1: Firing Order & Distributor Rotation (1.8L & 2.0L)
Scheme 1: Firing Order & Distributor Rotation (1.8L & 2.0L)

Scheme 2

Scheme 2: Firing Order & Distributor Rotation (2.1L)
Scheme 2: Firing Order & Distributor Rotation (2.1L)

IGNITION TIMING

Note. Always reference under-hood label for latest specifications.

ApplicationCheckingAdjusting
1.8L4-8 @ 870-9305-7 @ 870-930
2.0L4-8 @ 770-8305-7 @ 770-830
2.1L4-8 @ 800-9005-7 @ 800-900

IGNITION TIMING - (Degrees BTDC @ RPM)

Note. Off idle timing is computer controlled on models with knock sensor. For adjustment procedures, see ADJUSTMENTS article in the ENGINE PERFORMANCE Section.

DISTRIBUTOR SPECIFICATIONS

ApplicationDegrees Total AdvanceRPM
Cabriolet & Fox22-264500
Golf GL, Jetta & Passat23-276000
Vanagon21-253400

DISTRIBUTOR ADVANCE

FUEL PUMP

Note. Fuel pump performance measures fuel pressure and volume availability, not regulated fuel pressure.

FUEL PUMP PERFORMANCE (AFC-Digifant)

ApplicationPsi (kg/cm 2 )Min. Vol. in 30 Sec.: Pts. (L)
Except Vanagon29-36 (2.0-2.5)1.0 (.5)
Vanagon33-39 (2.3-2.7)1.0 (.5)

FUEL PUMP PERFORMANCE (AFC-Digifant)

FUEL PUMP PERFORMANCE (CIS-E & CIS-Motronic)

Application @ VoltageMin. Vol. in 30 Sec. - Pts. (L)
Fox
10.8 (.36)
111.1 (.52)
121.4 (.68)
Jetta GLI & Passat
101.0 (.46)
111.3 (.62)
121.6 (.75)

FUEL PUMP PERFORMANCE (CIS-E & CIS-Motronic)

REGULATED FUEL PRESSURE

Application/ Model(1) Engine Off psi (kg/cm 2 )At Idle psi (kg/cm 2 )
Fox38.0 (2.6)75-82 (5.3-5.8)
Jetta GLI48.0 (3.3)89-95 (6.1-6.6)
Jetta (Except GLI)29-36 (2.0-2.5)75-82 (5.2-5.6)
Vanagon29-36 (2.0-2.5)(2) 33 (2.2)
All Others29-36 (2.0-2.5)75-82 (5.2-5.6)
(1) After checking fuel pressure at idle, turn ignition switch to OFF position. (2) With pressure regulator vacuum hose disconnected, pressure should be 36 psi (2.5 kg/cm 2 ).
(1)After checking fuel pressure at idle, turn ignition switch to OFF position.
(2)With pressure regulator vacuum hose disconnected, pressure should be 36 psi (2.5 kg/cm 2 ).

REGULATED FUEL PRESSURE

INJECTOR RESISTANCE

ApplicationOhms
Vanagon16.0-16.4
Except Vanagon(1) 3.7-5.0
(1) Resistance measured at main electrical connector on end of fuel rail.
(1)Resistance measured at main electrical connector on end of fuel rail.

INJECTOR RESISTANCE SPECIFICATIONS

IDLE SPEED & MIXTURE

ApplicationIdle RPM% CO Level
Cabriolet750-850 (1).3-1.1
Corrado750-850.3-1.1
Fox875-925(2) 1.2-1.5
Golf GL, Jetta & GTI
1.8L (Digifant)750-850.3-1.1
2.0L (CIS-E)N/A (3).2-1.2
Passat700-900 (3).2-1.2
Vanagon830-930.3-1.1
(1) Disconnect Blue coolant temperature sensor connector. (2) Clamp crankcase breather hose near emission control valve. (3) Not adjustable.
(1)Disconnect Blue coolant temperature sensor connector.
(2)Clamp crankcase breather hose near emission control valve.
(3)Not adjustable.

IDLE SPEED & CO LEVEL