Models Produced Up to March 1990

CARBON CANISTER FREQUENCY VALVE
Resistance Approx. 30-60 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 & #3 3.0K-6.5K ohms
Between potentiometer terminals #2 & #3 3.0K-6.0K ohms

Resistance W/throttle fully open.

Between potentiometer terminals #2 & #3 0-600 ohms