626 LX L4-2.0L DOHC (1999)
1. Connect the SSTs (NGS tester) to the DLC.
2. Select "Active Command" mode.
3. Select "Output Test Mode".
4. Select "ALL ON" mode.
5. Press "Start".
6. If the cooling fan operates, check the ECT sensor DTCs. P0117,P0118,P0125,P1116,P1117.
7. If the cooling fan does not operate, do as follows.
1. Select "ALL ON". Operate cooling fan by selecting "Start" and verify that operational sound is heard from the cooling fan relay.
2. If the operational sound is heard, check the wiring harnesses and connectors and cooling fan motor.
3. If operational sound is heard, check cooling fan relay and open circuit in wiring harnesses and connectors.
8. Turn the A/C switch and fan switch ON.
9. Verify the cooling fan is operating.
10. If fan does not operate, check A/C system.