Honda ACCORD HYBRID 2005 Service Manual page 1888

Power Windows
M a s t e r S w i t c h I n p u t T e s t ( c o n t ' d )
6. Reconnect the 23P connector to the switch.
7. Turn the ignition switch to ON (II) to keep the system awake and perform the following input tests.
• If any test indicates a problem, find and correct the cause, then recheck the system.
• If all the input tests prove OK, the control unit must be faulty; replace the power window master switch.
Cavity Wire Test condition Test: Desired result Possible cause if result is not obtained
6 RED/WHT Ignition switch ON (II) Check for voltage to ground:
There should be battery voltage.
• Faulty power w i n d o w master switch
• Short to ground in the wire
2
BLK
Under all conditions
Check for voltage to ground:
There should be 1 V or less.
• Faulty power w i n d o w master switch
• Poor ground(G601)
4 BLU Ignition switch ON (II),
and the driver's w i n d o w
switch AUTO DOWN
Check for voltage between the No. 4
and No. 2 terminals:
There should be 0 V—about 5 V—
0 V—about 5 V repeatedly (a digital
voltmeter reads about 2.5 V while
the window moves).
• Blown No. 21 (7.5 A) fuse in the
under-dash fuse/relay box
• Blown No. 27 (20 A) fuse in the
under-dash fuse/relay box
• Faulty power window master switch
• Short to ground in the wire
• Faulty driver's w i n d o w motor
17
ORN Ignition switch ON (II),
and the driver's w i n d o w
switch AUTO DOWN
Check for voltage between the
No. 17 and No. 2 terminals:
There should be 0 V—about 5 V—
0 V—about 5 V repeatedly (a digital
voltmeter reads about 2.5 V while
the window moves).
• Blown No. 21 (7.5 A) fuse in the
under-dash fuse/relay box
• Blown No. 27 (20 A) fuse in the
under-dash fuse/relay box
• Faulty power window master switch
• Short to ground in the wire
• Faulty driver's w i n d o w motor
21 WHT
Driver's door key cylinder
switch in UNLOCK
Check for voltage to ground:
There should be 1 V or less.
• Faulty driver's door key cylinder switch
• Poor ground (G501)
• An open in the wire
21 WHT
Driver's door key cylinder
switch in neutral
Check for voltage to ground:
There should be about 5 V.
• Short to ground
• Faulty driver's door key cylinder switch
21 WHT
Driver's door key cylinder
switch in LOCK
Check for voltage to ground:
There should be about 5 V.
• Short to ground
• Faulty driver's door key cylinder switch
8 RED Driver's door key cylinder
switch in LOCK
Check for voltage to ground:
There should be 1 V or less.
• Faulty driver's door key cylinder switch
• Poor ground (G501)
• An open in the wire
8 RED
Driver's door key cylinder
switch in neutral
Check for voltage to ground:
There should be about 5 V.
• Short to ground
• Faulty driver's door key cylinder switch
8 RED
Driver's door key cylinder
switch in UNLOCK
Check for voltage to ground:
There should be about 5 V.
• Short to ground
• Faulty driver's door key cylinder switch
NOTE: Reference voltage is about 5 V when system is awake. The voltage drops to 0.8 V when the system goes into sleep mode.
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