Controller Pin Volt Specifications
2.3L COOLING FAN CONTROLLER PIN VOLTAGE SPECIFICATION
| Connector Pin Number |
Voltmeter Should Read |
| Test 1 - Ignition Switch In "OFF" Position |
| 1 |
0-Volts |
| 2 |
(not used) |
| 3 |
0-Volts |
| 4 |
Battery Voltage |
| 5 |
0-Volts |
| 6 |
0-Volts |
| 7 |
0-Volts |
| 8 |
0-Volts |
| 9 |
0-Volts |
| 10 |
0-Volts |
| Test 2 - Ignition Switch in "RUN" Position, Engine Running with A/C and Defrost Off. |
| 1 |
Battery voltage with coolant temperature switch open |
| 2 |
(not used) |
| 3 |
0-Volts with coolant temperature switch open - Battery voltage with coolant temperature switch closed |
| 4 |
Battery voltage |
| 5 |
0-Volts - Continuity with ground |
| 6 |
6-Volts |
| 7 |
0-Volts |
| 8 |
0-Volts |
| 9 |
Battery voltage |
| 10 |
0-Volts |
| Test 3 - Ignition Switch in "RUN" Position, Engine Running with A/C and Defrost On. |
| 1 |
0-Volts with clutch cycling pressure switch closed or coolant temperature switch closed |
| 2 |
(not used) |
| 3 |
Battery voltage with coolant temperature switch closed and or clutch cycling pressure switch closed
- 0-volts otherwise |
| 4 |
Battery voltage |
| 5 |
0-Volts |
| 6 |
6-volts during normal operation - 0-volts during wide-open throttle operation |
| 7 |
Battery voltage |
| 8 |
Battery voltage when A/C clutch cycling pressure switch is closed and throttle is normal
- 0-volts with cycling switch open or throttle closed 0-Volts |
| 9 |
Battery voltage |
| 10 |
Battery voltage when A/C clutch cycling pressure switch and high pressure cut-out switch closed - 0-volts if switch is open |