Isuzu 2008MY N Series Workshop Manual page 259

1A-256 Engine Control System (4HK1)
Step
Repair or replace the IP cluster. Refer to Instrument
Panel (IP) Cluster in Section 9E Instrumentation /
15
Driver Info.
Did you complete the repair or replacement?
Important:
programmed and learned.
16
Replace the ECM. Refer to ECM Replacement.
Did you complete the replacement?
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.
17
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.
18
Are there any DTCs that you have not
diagnosed?
Action
Replacement ECM
Value(s)
—
must be
—
—
—
Yes
Go to Step 17
Go to Step 17
Go to Step 3 Go to Step 18
Go to DTC List
No
—
—
System OK