Input Test - '99 - 00 Models - Honda CR-V 1997 Service Manual

Input Test - '99 - 00 Models
1. Remove the gauge assembly from the dashboard (see section 20), and disconnect the 14P connector from the gauge
assembly (see section 23).
2. Inspect the connector and socket terminals to be sure they are all making good contact.
• If the terminals are bent, loose, or corroded, repair them as necessary, and recheck the system .
• If the terminals look OK, make the following input tests at the 14P connector.
- If
a test
indicates a problem, find and correct the cause, then recheck the system.
- If all the input tests prove OK, but the indicator is faulty, replace the printed circuit board.
GAUGE ASSEMBLY' 4P CONNECTOR
1
2
3
4 5 6
7 8 9
10 [>(]11 12 13 14
Wire side of female terminals
Cavity
Wire
Test Condition Test: Desired Result
Possible Cause
Color (If result is not obtained)
Ignition switch ON (III Check for voltage to ground: • Blown No. 25 (7.5 AI fuse in the
1 VEL There should be battery voltage. under-dash fuse/relay box
• An open in the wire
Combination light Check for voltage between No.2 • Blown No. 47 (7.5 AI fuse in the
2 RED/BLK
switch ON and dash and No.3 terminals: under-dash fuse/relay box
lights brightness con- There should be battery voltage. • Faulty combination light switch
Irol dial on full bright • Faulty dash light brightness
3 RED
controller
• An open in the wire
4 BRN
Shift lever in
[jJ
Check for continuity to ground: • Faulty
AfT
gear position switch
7 VEL
Shift lever in
[ID
There should be continuity. • An open in the wire
NOTE: There should be no continu-
10 BLU
Shift lever in
rn
ity in any other shift lever position.
Ignition switch ON
(II),
Check for continuity to ground:
• Faulty OlD switch
6 LTBLU
shift lever in
[ID,
and
There should be continuity.
• Faulty
AfT
gear position switch
Over-Drive is OFF by • Faulty PCM
pressing
%
switch. • An open in the wire
8
BLK
Under all conditions Check for continuity to ground: • Poor ground (G4011
There should be continuity • An open in the wire
Ignition switch ON (III Check for voltage to ground:
• Faulty PCM
and shift lever in any There should be battery voltage • An open in the wire
9 GRN/BLK position except
[QJ
for two seconds after the ignition
switch is turned ON
(II),
and less
than 1 V two seconds later.
11 RED Shift lever in
ffil
Check for continuity to ground: • Faulty
AfT
gear position switch
12 WHT Shift lever in
[jj]
There should be continuity. • An open in the wire
NOTE: There should be no conti-
Shift lever in
~
nuity in any other shift lever posi-
5 BLK/BLU NOTE: Do not push
tion.
the brake pedal.
Ignition switch ON
(II) Check for voltage to ground: • Faulty PCM
14 LTGRN
and shift lever in any
There should be about 5 V. • An open in the wire
position except
[£J
and
ffil
14-143