Honda ACCORD HYBRID 2005 Service Manual page 380

PGM-FI System
DTC Troubleshooting (cont'd)
DTC P0685: PCM Power Control Circuit
Malfunction
1. T u r n the ignition switch ON (II).
2. Clear the DTC w i t h the HDS.
3. Check for Temporary DTCs or DTCs w i t h the HDS.
Are any Temporary DTCs or DTCs indicated?
YES—Update the PCM if it does not have the latest
software, or substitute a k n o w n - g o o d PCM
(see page 11-6), then recheck. If the s y m p t o m /
indication goes away w i t h a k n o w n - g o o d PCM,
replace the original PCM (see page 11-219). •
NO—Intermittent failure, system is OK at this
t i m e . B
DTC P1109: BARO Sensor Circuit Out of
Range High
1. Reset the PCM w i t h the HDS.
2. Start the engine.
3. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Is DTC P1109 indicated?
YES—Update the PCM if it does not have the latest
software, or substitute a k n o w n - g o o d PCM
(see page 11-6), then recheck. If the s y m p t o m /
indication goes away w i t h a k n o w n - g o o d PCM,
replace the original PCM (see page 11-219). •
NO—Intermittent failure, system is OK at this
t i m e . B
11-140