Isuzu N 2008 Series Workshop Manual page 243

1A-240 Engine Control System (4JJ1)
Step
1. Reconnect all previously disconnected fuse or
harness connector(s).
2. Clear the DTCs with a scan tool.
3. Turn OFF the ignition for 30 seconds.
15
4. Turn ON the ignition for 40 seconds while
observing the DTC Information with a scan
tool.
Did the DTC fail this ignition?
Observe the DTC Information with a scan tool.
16
Are there any DTCs that you have not diagnosed?
Action Value(s) Yes
—
Go to Step 3
—
Go to DTC List
No
Go to Step 16
System OK