Honda ACCORD HYBRID 2005 Service Manual page 434

PGM-FI System
D T C T r o u b l e s h o o t i n g ( c o n t ' d )
DTC U0300: Program Version Mismatch
(PGM-FI system and A/T system)
NOTE: Do not turn the ignition switch OFF while
updating the PCM. If y o u turn the ignition switch OFF
before completion, the PCM can be damaged.
1. Do the PCM update procedure (PGM-FI system)
(see page 11-6).
2. Do the PCM update procedure (A/T system)
(see page 14-7).
3. Check for Temporary DTCs or DTCs w i t h the HDS.
Is DTC U0300 indicated?
YES—Replace the original PCM (see page 11-219).
NO—The update is complete. •
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