Honda Accord 2008 Manual page 400

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17. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P0112 indicated?
YES − Check for poor connections or loose
terminals at the IAT sensor and the ECM/PCM, then
go to step 1.
−
NO Troubleshooting is complete. If any other
Temporary DTCs or DTCs are indicated, go to the
indicated DTC's troubleshooting.
18. Reconnect all connectors.
19. Update the ECM/PCM if it does not have the latest
software (see page 11-231), or substitute a known-
good ECM/PCM (see page 11-7).
20. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P0112 indicated?
YES − Check for poor connections or loose
terminals at the MAF sensor/IAT sensor and the
ECM/PCM. If the ECM/PCM was updated, substitute
a known-good ECM/PCM (see page 11-7), then
recheck. If the ECM/PCM was substituted, go to
step 1.
NO − If the ECM/PCM was updated, troubleshooting
is complete. If the ECM/PCM was substituted,
replace the original ECM/PCM (see page 11-232). If
any other Temporary DTCs or DTCs are indicated,
go to the indicated DTC's troubleshooting.
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