Isuzu 2008MY N Series Workshop Manual page 169

1A-166 Engine Control System (4HK1)
Step
1. Reconnect all previously disconnected fuse,
relay or harness connector(s).
2. Clear the DTCs with a scan tool.
3. Turn OFF the ignition for 30 seconds.
4. Disconnect
connector in order to gain glow ON time long
12
enough.
5. Turn ON the ignition for 30 seconds while
observing the DTC information with a scan
tool.
Did the DTC P0380 fail this ignition?
Observe the DTC Information with a scan tool.
13
Are there any DTCs that you have not
diagnosed?
Action
the ECT sensor harness
Value(s) Yes
—
Go to Step 2
—
Go to DTC List
No
Go to Step 13
System OK