A ➤ Active Fault

B ➤ 0-1 hour old

C ➤ 1-4 hours old

D ➤ 4-12 hours old

IFU CODE 26

Coolant Temperature Sensor

(Defective)

ALARM TYPE

Yellow

Engine may shutdown.

The engine coolant temperature sensor (B06.2) has reported as defective to the IFU module. Check:

1. Check wiring between IFU and Sensor.
2. Check resistance of sensor.
3. Check electrical connectors for ingress.
4. Consider IFU integrity.