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D4 Indicator Circuit Troubleshooting
1. Turn the ignition switch ON (II), and watch the S
indicator light.
Does the H indicator
come on and stay on?
Y E S - Go to step 2.
NO —If the light comes on for about two seconds
and then goes off. It's OK, if it doesn't come on at
all, go to step 11.
2. Turn the ignition switch OFF.
3. Disconnect PCM connector A (32P).
4. Turn the ignition switch ON (II).
5. Measure the voltage between the A14 terminal and
body ground.
P C M C O N N E C T O R A ( 3 2 P )
/
2
3
4
5
6
/
8
9
10
/
12 13 14 15 16 1 7 18 19 2 0 21
A
2 3
2 4
2 5 2 6 2 7
2 8 29 30
/
3 2
D4 I N D ( G R N / B L K )
W i r e s i d e o f f e m a l e t e r m i n a l s
Is there
voltage?
Y E S — Repair short to power in the wire between
the A14 terminal and the gauge assembly. •
IMO-Go to step 6.
6. Turn the ignition switch OFF.
7. Reconnect PCM connector A (32P).
8. Turn the ignition switch ON (II).
9. Shift to any positions other than S -
10. Measure the voltage between the D9 terminal and
body ground.
P C M C O N N E C T O R D ( 1 6 P )
1
2
3
/
5
6
7
8
9 10 11 12
13 14 15
16
A T P D 4 ( Y E L )
W i r e s i d e o f f e m a l e t e r m i n a l s
Is there about 5 V?
Y E S — Faulty the PCM or the gauge assembly. •
NO — Check for short to ground in the wire between
the D9 terminal and the transmission range switch.
If wire is OK, check the transmission range
switch. •
11. Make sure the Honda PGM Tester is not connected
to the DLC.
12. Shift to S position.
Does the H indicator
come
on?
Y E S - C h e c k for loose terminal fit in the PCM
connectors and recheck the B indicator several times.
If the problem is intermittent, substitute a known-
good PCM and recheck. If the light then works OK
every time, replace the original PCM. •
NO
Go to step 13.
(cont'd)
14-93
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Table of Contents
Troubleshooting
