Honda ACCORD HYBRID 2005 Service Manual page 335

11. Remove the j u m p e r w i r e f r o m the A/F sensor
(Sensor 1) 8P connector, then reconnect PCM
connector B (24P).
12. Start the engine. Hold the engine speed at
3,000 r p m w i t h o u t load (in Park or neutral) until the
radiator fan comes on, then let it idle 2 minutes.
13. Measure voltage between PCM connector
terminals B12 (B20)* and C12.
PCM C O N N E C T O R S
B (24P)
V S B 1 ( B L U )
1 2
3 | 4 5 6 7
8 9 10 11 12 13 14 15
/
17 18 19
20 21 22 23 24
V S B 2
y\
( R E D / B L U ) *
(y
C (22P)
( G R N / Y E L )
I
1 2
3 4 5 6 7
8 9 10 11 12 13 14 15
16 17 18 19 20 21 22
Wire side of female t e r m i n a l s
Is there about 0.2 V or less?
Y E S — G o to step 2 1 .
NO—Go to step 14.
14. Replace the A/F sensor (see page 11-213).
15. Reconnect all connectors.
16. Turn the ignition switch ON (II).
17. Reset the PCM w i t h the HDS.
18. Do the PCM idle learn procedure (see page 11-340).
19. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Are any Temporary DTCs or DTCs indicated?
Y E S - l f DTC P0134 and/or P0154* is indicated,
check for poor connections or loose terminals at
the A/F sensor (Sensor 1) and the PCM, then go to
step 1. If any other Temporary DTCs or DTCs are
indicated, go to the indicated D T C s
t r o u b l e s h o o t i n g .
NO—Go to step 20.
20. M o n i t o r the OBD STATUS for DTC P0134 and/or
P0154* in the DTCs M E N U w i t h the HDS.
Does the screen indicate PASSED?
Y E S — T r o u b l e s h o o t i n g is complete. •
NO—If the screen indicates FAILED, check for poor
connections or loose terminals at the A/F sensor
(Sensor 1) and the PCM, then go to step 1. If the
screen indicates NOT COMPLETED, go to step 18
and recheck.
2 1 . 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).
22. Check for Temporary DTCs or DTCs w i t h the HDS.
Are any Temporary DTCs or DTCs indicated?
Y E S — I f DTC P0134 and/or P0154* is indicated,
check for poor connections or loose terminals at
the A/F sensor (Sensor 1) and the PCM, then go to
step 1. If any other T e m p o r a r y DTCs or DTCs are
indicated, go to the indicated D T C s
t r o u b l e s h o o t i n g .
NO—If the PCM was update, t r o u b l e s h o o t i n g is
complete. If the PCM was substituted, replace the
original PCM (see page 11-219). •
11-95