Volkswagen Workshop Service and Repair Manuals

Canister Purge Solenoid: Specifications

DISTRIBUTOR ROTOR

I.D. marking: ...........................................................................................................................................................................................................  R1
Resistance ..........................................................................................................................................................................................  600 - 1400 ohms

EGR FREQUENCY VALVE

Normal duty cycle at 2000 rpm..................................................................................................................................................................... 32° ± 10%
Resistance between terminals...................................................................................................................................................................  27 - 31 ohms

EGR TEMPERATURE SENSOR

Resistance, sensor submerged in boiling water ...................................................................................................................................  80 - 160K ohms

ENGINE COOLANT TEMPERATURE SENSOR

Resistance @ 68°F (20°C) ..............................................................................................................................................................  approx. 2.5k ohms
Resistance @ 176°F (80°C) .............................................................................................................................................................  approx. 330 ohms

ENGINE SPEED SENSOR

Resistance between terminals 1 & 2 ....................................................................................................................................................  500 - 700 ohms

EVAPORATIVE EMISSION FREQUENCY VALVE

Resistance between terminals .....................................................................................................................................................  approx. 40 - 80 ohms

FUEL INJECTORS

Resistance between terminals ...............................................................................................................................................................  14 - 21.5 ohms

FUEL PUMP

Measured with engine OFF pump RUNNING

Operating Voltage .................................................................................................................................................  approx. 2 VDC less than Bat.
Maximum current draw ..........................................................................................................................................................................  3.0 amps

HEATED OXYGEN SENSOR

Voltage output @ operating temp. 575°F (300°C)

Between terminals 3 & 4 ...............................................................................................................................................................  0.1 - 1.0 VDC

Resistance, sensor heating element

Between terminals 1 & 2 .............................................................................................................................................................  approx. 2 ohms

IDLE AIR CONTROL VALVE

Resistance between terminals ....................................................................................................................................................................  7 - 10 ohms

IGNITION COIL

Coil I.D.: ....................................................................................................................................................................................................  Green label
Primary Resistance

Between terminals 1 & 15 .............................................................................................................................................................  0.5 - 0.7 ohms

Secondary Resistance

Between terminals 4 & 15 .......................................................................................................................................................  3000 - 4000 ohms

IGNITION COIL WIRE

Resistance:

With suppressors INSTALLED ...................................................................................................................................................  300 - 700 ohms
With suppressors REMOVED .......................................................................................................................................................  1.5 ohms max
Suppressor, Dist. side ................................................................................................................................................................  600 - 1400 ohms
Suppressor, Coil side .................................................................................................................................................................  600 - 1400 ohms

INTAKE AIR TEMPERATURE SENSOR

Resistance @ 68°F (20°C) ..............................................................................................................................................................  approx. 2.5k ohms
Resistance @ 105°F (40°C) ............................................................................................................................................................  approx. 1.0k ohms

SPARK PLUG WIRES

Resistance:

With suppressors INSTALLED ...............................................................................................................................................  2300 - 3700 ohms
With suppressors REMOVED ......................................................................................................................................................  1.5 ohms max.
Suppressor, Dist. side ................................................................................................................................................................  600 - 1400 ohms
Suppressor, Plug side ..............................................................................................................................................................  4000 - 6000 ohms