Main Fan/Additional Fan Motor Operation Inspection
- Connect M-MDS to DLC-2.
- Warm-up the engine.
- Access ECT PID.
- Measure voltage fan control module connector terminal B at 2-pin connector with monitoring ECT PID.
Specification
MAIN FAN/ADDITIONAL FAN MOTOR OPERATIONEngine condition A/C operation ECT PID (°C {°F} Voltage (V) Ignition switch at ON or idle Not operating Below 95 {203} 0 Idle Operating(1) 6.9-12.1 Not operating Above 100 {212} 0.6-14.6 (1) A/C pressure switch (middle pressure) is on. - If not as specified, inspect the following:
- CKP sensor
- ECT sensor
- APP sensor
- TP sensor
- A/C pressure switch (middle pressure)
- If not as specified, inspect the following:
- If all items are normal, replace fan control module.