Honda ACCORD HYBRID 2005 Service Manual page 1276

EPS Components
D T C T r o u b l e s h o o t i n g ( c o n t ' d )
DTC 50, 51: Central Processing Unit (CPU)
1. T u r n the ignition switch ON (II).
2. Clear the DTC w i t h the HDS.
3. Start the engine.
4. Wait at least 10 seconds.
Does the EPS indicator come on?
Y E S — G o t o step 5.
NO—The system is OK at this t i m e . •
5. Verify the DTC.
is DTC 50 or 51 indicated?
YES—Check for loose t e r m i n a l s and poor
connections at the EPS control unit. If necessary,
substitute a k n o w n - g o o d EPS control unit and
recheck. •
NO—Perform the appropriate t r o u b l e s h o o t i n g for
the DTC i n d i c a t e d . •
E P S I n d i c a t o r C i r c u i t
T r o u b l e s h o o t i n g
1. Turn the ignition switch ON (II).
2. Start the engine, and w a t c h the EPS indicator.
Does the EPS indicator come on?
YES—If the EPS indicator comes on and goes off, it's
OK. If the EPS indicator stays on or blinks, go to
step 11.
NO—Go to step 3.
3. Turn the ignition switch OFF, then ON (II) again,
and w a t c h the brake system indicator.
Does the brake system indicator come on?
Y E S — G o t o step 4.
NO—Do the self-diagnosis function for gauge
control m o d u l e (see page 22-226). •
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