Isuzu 2008MY N Series Workshop Manual page 269

1A-266 Engine Control System (4HK1)
Step
1. Reconnect
harness connector(s).
2. Clear the DTCs with a scan tool.
3. Turn OFF the ignition for 30 seconds.
4. Start the engine.
13 5. Fully depress and release the accelerator
pedal while observing the APP Sensor 1
parameter with the scan tool.
Does the scan tool indicate more than the
specified value during depressing or releasing
the pedal?
Observe the DTC Information with a scan tool.
14
Are there any DTCs that you have not
diagnosed?
Action
all previously disconnected
Value(s) Yes
4.9 volts
Go to Step 3
—
Go to DTC List
No
Go to Step 14
System OK