Audi Workshop Service and Repair Manuals

Crankshaft Position Sensor: Specifications
Models Produced From March 1990

CARBON CANISTER FREQUENCY VALVE

Resistance ....................................................................................................................................................................................  Approx. 40-50 ohms

CARBON CANISTER SHUT-OFF VALVE

Resistance ....................................................................................................................................................................................  Approx. 40-50 ohms

CRANKSHAFT POSITION SENSOR

Resistance between terminals 1 & 2 ...............................................................................................................................................................  1k ohms

 
COOLANT TEMPERATURE SENSOR

Resistance @ 20~C (68~F) ...........................................................................................................................................................  Approx. 2.5K ohms
Resistance @ 80~C (176~F) ...................................................................................................................................................  Approx. 200-300 ohms

ENGINE SPEED SENSOR

Resistance between terminals 1 & 2 ...............................................................................................................................................................  1k ohms

 
FUEL INJECTORS

Resistance ................................................................................................................................................................................................  1.0-3.0 ohms

 
IDLE STABILIZER VALVE

Resistance ................................................................................................................................................................................................  7.5-8.5 ohms

 
OXYGEN SENSOR

Voltage output @ operating temperature >300~C (575~F)
Range .............................................................................................................................................................................................................  0.1-1.0V
Nominal .........................................................................................................................................................................................................  0.3-0.6V

 
SERIES RESISTORS

Resistance ...............................................................................................................................................................................................  5.0-8.0 ohms 

NOTE: Check series resistance between terminal #1 of grey connector and each of the remaining terminals of both connectors, while disconnected
from wiring harness.

 
THROTTLE VALVE POTENTIOMETER

Resistance W/throttle closed.

Between potentiometer terminals #1 & #2 .........................................................................................................................................  1.5K-2.6K ohms
Between potentiometer terminals #2 & #3 ..........................................................................................................................................  750-1.3K ohms

Resistance W/throttle fully open.

Between potentiometer terminals #2 & #3 ............................................................................................................................ not more than 3.6K ohms