Honda ACCORD HYBRID 2005 Service Manual page 351

7. M o n i t o r the OBD STATUS for DTC P0301, P0302,
P0303, P0304, P0305, or P0306 in the DTCs MENU
w i t h the HDS.
Does the screen indicate FAILED?
Y E S
— G o t o
step 9.
NO—If the screen indicates PASSED, g o t o step 8. If
the screen indicates EXECUTING, keep driving until
a result comes o n . If the screen indicates OUT OF
CONDITION, go to step 6 and recheck.
8. Check the CYL1 MISFIRE, CYL2 MISFIRE, CYL3
MISFIRE, CYL4 MISFIRE, CYL5 MISFIRE, and/or
CYL6 MISFIRE in the DATA LIST for 10 minutes
w i t h the HDS.
Does CYL1 MISFIRE, CYL2 MISFIRE, CYL3
MISFIRE, CYL4 MISFIRE, CYL5 MISFIRE,
and/or CYL6 MISFIRE show misfire counts?
Y E S — G o t o step 9.
NO—Intermittent failure, system is OK at this
t i m e . B
9. Turn the ignition switch OFF.
10. Check the fuel quality.
Is the quality good?
Y E S — G o t o step 11.
NO—Drain the tank (see page 11-357), and fill it
w i t h a k n o w n - g o o d fuel, then go to step 15.
11. Inspect the spark plugs (see page 4-25). If the spark
plugs are fouled or w o r n , replace t h e m .
12. Test-drive the vehicle for several minutes in the
range of the recorded freeze data.
13. C h e c k t h e C Y L l MISFIRE, CYL2 MISFIRE, CYL3
MISFIRE, CYL4 MISFIRE, CYL5 MISFIRE, and/or
CYL6 MISFIRE in the DATA LIST for 10 minutes
w i t h the HDS.
Does CYL1 MISFIRE, CYL2 MISFIRE, CYL3
MISFIRE, CYL4 MISFIRE, CYL5 MISFIRE,
and/or CYL6 MISFIRE show misfire counts?
Y E S — G o to step 14.
NO—Go to step 15.
14. Check the fuel pressure (see page 11-356).
Is the fuel pressure OK?
Y E S — G o to step 15.
N O -
• If the pressure is too high, replace the fuel
pressure regulator (see page 11-365), then go to
step 15.
• If the pressure is too low, check the fuel p u m p ,
the fuel feed pipe, and the fuel filter. If they are
OK, replace the fuel pressure regulator (see page
11 -365), then go to step 15.
(cont'd)
11-111