Honda 2002 Accord Manual page 1365

5. Reconnect the driver's multiplex control unit to the fuse/relay box, and perform the following input tests at the
appropriate connectors on the back of the fuse/relay box.
• If any test indicates a problem, find and correct the cause, then recheck the system.
• If all the input tests prove OK, go to step 6 .
Cavity Wire Test condition Test: Desired result Possible cause if result is not obtained
0 9
BLU/WHT Ignition key is in
the ignition switch
Check for voltage to ground:
There should be 1 V or less.
• Poor ground (G401)
• Faulty Ignition key switch
• An open in the wire
0 9
BLU/WHT
Ignition key is out
of the ignition
switch
Check for voltage to ground:
There should be 5 V or more.
• Poor ground (G401)
• Faulty Ignition key switch
• An open in the wire
A 3
GRN/ORN Driver's door open Check for voltage to ground:
There should be 1 V or less.
• Faulty driver's door switch
• An open in the wire
A 3
GRN/ORN
Driver's door
closed
Check for voltage to ground:
There should be 5 V or more.
• Faulty driver's door switch
• An open in the wire
B6
Y E L Hood open Check for voltage to ground:
There should be 1 V or less.
• Faulty hood switch
• Poor ground(G201)
• An open in the wire
B6
Y E L
Hood closed Check for voltage to ground:
There should be 5 V or more.
• Faulty hood switch
• Poor ground(G201)
• An open in the wire
B7 GRN/ORN Trunk key cylinder
switch in unlock
Check for voltage to ground:
There should be 1 V or less.
• Faulty trunk key cylinder switch
• Poor ground(G601)
• An open in the wire
B7 GRN/ORN
Trunk key cylinder
switch in neutral
Check for voltage to ground:
There should be 5 V or more.
• Faulty trunk key cylinder switch
• Poor ground(G601)
• An open in the wire
B8
BLU/GRN Trunk lid open
Check for voltage to ground:
There should be 1 V or less.
• Faulty trunk latch switch
• Poor ground(G601)
• An open in the wire
B8
BLU/GRN
Trunk lid closed Check for voltage to ground:
There should be 5 V or more.
• Faulty trunk latch switch
• Poor ground(G601)
• An open in the wire
B9 GRY
Left rear door lock
knob unlocked
Check for voltage to ground:
There should be 1 V or less.
• Faulty left rear door lock
actuator
• Poor ground(G551)
• An open in the wire
B9 GRY
Left rear door lock
knob locked
Check for voltage to ground:
There should be 5 V or more.
• Faulty left rear door lock
actuator
• Poor ground(G551)
• An open in the wire
(cont'd)
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