1995 ISUZU TROOPER Workshop Manual

CONNECTOR LIST
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~
I H-411 (W/ABSI
~
4 3 2
8 7 6 1 5 12 11 10 9 16 15
14 13
I H-411 (W/RWALI
b
Fig. 8-285
CHASSIS ELECTRICAL 8 -235
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~

8-236 CHASSIS ELECTRICAL
DIAGNOSIS
QUICK CHART FOR CHECK POINTS
~
Fuse C-7 Headlight Headlight
Headlight Headlight
Cable wiper washer wiper (10A) wiperSW motor motor timer harness
e
1. Headlight wipers and washer do not 0 (1) 0 (3) 0 (2) operate on either side
2. Wiper on the left (or right) side does 0 (2) 0 (3) 0 (1) not operate
3. Auto-stop function of the wiper on the 0 (1) 0 (3) 0 (2) left (or right) side does not operate
4. Wiper on the left (or right) side does 0 (2) 0 (3) 0 (1) not stop
5. Washer does not operate 0 (2) 0 (3) 0 (1)
NOTE: Figure in parenthesis "( )" indicates the order of inspection.

CHASSIS ELECTRICAL 8-237
1. HEADLIGHT WIPERS AND WASHER DO NOT OPERATE
ON EITHER SIDE
• IS FUSE C-7 (10A) NORMAL? I
I
YES
I NO I
I
• TURN THE STARTER SWITCH ON REPLACE THE FUSE C-7 (10A) I
• IS THERE BATTERY VOLTAGE APPLIED
BETWEEN 111 H-8 I (MALE CONNECTOR OF BODY HARNESS SIDE) AND GROUND?
I
YES I NO I
I
• IS IB-19IGROUNDED SECURELY? I REPAIR A POOR CONNECTION AT THE CONNECTORS OR AN OPEN CIRCUIT BETWEEN FUSE C-7 (10A) AND 111 H-81
I
YES
I NO I
I
• DISCONNECT THE HEADLIGHT WIPER
GROUND IT SECURELY J SWITCH CONNECTOR
• IS THE CONTINUITY IN THE SWITCH
NORMAL?
I
YES I NO
I
REPAIR A POOR CONNECTION AT THE CONNECTORS
REPAIR OR REPLACE THE HEADLIGHT OR AN OPEN CIRCUIT BETWEEN 6(}DAND IB-191 WIPER SW

8-238 CHASSIS ELECTRICAL
2. WIPER ON THE LEFT (OR RIGHT) SIDE DOES NOT
OPERATE
• DISCONNECT THE HEADLIGHT WIPER SWITCH
CONNECTOR • WITH THE SWITCH ON, IS THERE CONTINUITY BETWEEN SWITCH CONNECTOR TERMINALS
7[}!] AND 6[}!] (SIT!] AND s[}!J I
I
I
I
YES I NO I
l I
• DISCONNECT THE WIPER MOTOR CONNECTOR REPAIR OR REPLACE THE HEADLIGHT THAT DOES NOT OPERATE WIPER SWITCH • TURN THE STARTER SWITCH ON
• IS THERE BATIERY VOLTAGE APPLIED
BETWEEN THE HEADLIGHT WIPER MOTOR HARNESS SIDE CONNECTOR s!C-231 I
I I
YES I NO I
I I
• CONNECT THE MOTOR SIDE CONNECTOR
I
REPAIR A POOR CONNECTION AT THE
siC-231
• DOES THE MOTOR ROTATE?
I
I I
YES I NO I
I I
REPAIR A POOR CONNECTION AT THE CONNECTORS REPAIR OR REPLACE THE WIPER OR AN OPEN CIRCUIT BETWEEN 3IC-23I AND MOTOR
7[}!]<3IC-30I AND s[}!J1
NOTE: The
connectors in parenthesis "( )" indicate a check point of the right side headlight wiper motor.
•

CHASSIS ELECTRICAL 8-239
3. AUTO-STOP FUNCTION O'FTHE WIPER ON THE LEFT (OR RIGHT)
SIDE DOES
NOT OPERATE
• DISCONNECT THE HEADLIGHT WIPER SWITCH
CONNECTOR
• WITH THE SWITCH SET AT "OFF" POSITION, IS
THERE CONTINUITY BETWEEN THE SWITCH
CONNECTOR TERMINALS 7[WAND s[}!] 14[WAND s[Wl?
I
I I
YES j NO I
I
I
• DISCONNECT THE HEADLIGHT WIPER REPAIR OR REPLACE THE SWITCH I MOTOR CONNECTOR
• IS THERE CONTINUITY BETWEEN THE
HARNESS SIDE CONNECTORS 3IC-23I AND
4IC-23I 13lc-3o I AND 4 lc-3ol )?
I
I I
YES
I NO
I I
• WITH
THE WIPER MOTOR CONNECTOR 6IC-23I REPAIR A POOR CONNECTION AT THE
16IC-3ol) CONNECTED TO THE BATTERY 1+1 CONNECTORS OR AN OPEN CIRCUIT
TERMINAL,
AND 3IC-23I 13IC-30I) TO THE H BETWEEN 4 ~AND 8 [}!]
TERMINAL, ROTATE THE MOTOR. 14IC-30I AND 4[8])
•
WHILE ROTATING THE MOTOR, CHANGE THE
CONNECTION OF THE H TERMINAL TO 2@ 12 6Q}) AND CONNECT 3lC-23I
13lC-30I) TO 4lC-23I 14lC-30I)
• DOES THE MOTOR STOP AT THE AUTO-STOP
POSITION?
I
I I
YES
I NO I
I I
REPAIR A POOR CONNECTION AT THE CONNECTORS • REPAIR OR REPLACE THE HEADLIGHT OR AN OPEN CIRCUIT BETWEEN 2IC-23l 12lC-30l) WIPER MOTOR AND 1 IC-161
NOTE: The connectors in parenthesis"{)" indicate a check point ofthe right side headlight wiper motor.
:
If headlight wiper motor auto-stop on both sides does not function, it may be attributable either to
headlight wiper switch trouble or to poor grounding of connector 11 C-161.

8-240 CHASSIS ELECTRICAL
4. WIPER ON THE LEFT (OR RIGHT) SIDE DOES NOT STOP
•
STOP THE WIPER MOTOR AT THE AUTO-STOP
POSITION
• DISCONNECT THE HEADLIGHT WIPER SWITCH
CONNECTOR
• TURN THE STARTER SWITCH ON
• DOES THE WIPER MOTOR REMAIN STOPPED?
I
YES
I NO I
I
• IS THE CONTINUITY IN THE HEADLIGHT
REPAIR A SHORT CIRCUIT BETWEEN WIPER SWITCH NORMAL? 3 ~AND 7lli]!3IC-30I AND
5c:E!]I
I
YES I NO I
I
• DISCONNECT THE WIPER MOTOR CONNECTOR
REPAIR OR REPLACE THE SWITCH I • IS THERE CONTINUITY BETWEEN THE MOTOR
SIDE CONNECTOR TERMINALS 4IC-23J AND
2lc-23l 14IC-3ol AND 3IC-30JI?
I
YES I NO I
I
REPAIR
THE WIPER MOTOR AUTO-STOP MECHANISM,
REPAIR A SHORT CIRCUIT BETWEEN OR REPLACE THE MOTOR
4J'C-23l AND slli]!4JC-30J AND 4 1-4 I
NOTE: The connectors in parenthesis "( )" indicate a check point of the right side headlight wiper.
•

CHASSIS ELECTRICAL 8-241
5. WASHER MOTOR DOES NOT OPERATE
• DISCONNECT THE HEADLIGHT WASHER MOTOR
CONNECTOR
• TURN THE STARTER SWITCH ON
• IS THERE BATTERY VOLTAGE APPLIED BETWEEN THE WASHER MOTOR HARNESS SIDE
CONNECTOR 1 IC-361 AND THE GROUND?
I
YES I NO I I I
• CONNECT THE MOTOR SIDE CONNECTOR REPAIR A POOR CONNECTION OF THE TERMINAL 1IC-36I TO THE BATTERY !+l CONNECTORS OR AN OPEN CIRCUIT
TERMINAL, AND 2IC-36I TO THE H TERMINAL BETWEEN 1IC-36IAND 11! H-BI
• DOES THE MOTOR ROTATE?
I
YES I NO I
I
• DISCONNET THE HEADLIGHT WIPER TIMER REPAIR OR REPLACE THE WASHER MOTOR I CONNECTOR
• TURN THE STARTER SWITCH ON
• IS THERE BATTERY VOLTAGE APPLIED BETWEEN
THE
TIMER HARNESS SIDE CONNECTOR 1IC-44I AND THE GROUND?
I
YES I NO I
I
• IS THERE BATTERY VOLTAGE APPLIED BETWEEN THE REPAIR A POOR CONNECTION OF THE HARNESS SIDE CONNECTOR 4IC-44I AND THE GROUND? CONNECTORS OR AN OPEN CIRCUIT
BETWEEN 1 lc-441 AND 11 I H-al
I
YES I NO I I I
• IS sl C-391 GROUNDED SECURELY? I REPAIR A POOR CONNECTION OF THE CONNECTORS OR AN OPEN CIRCUIT
BETWEEN 2IC-36I AND 4 IC-441
I
YES I NO J
I
• IS THERE CONTINUITY BETWEEN THE HARNESS GROUND IT SECURELY
SIDE CONNECTORS 2IC-44! AND s!C-39! ,
s!C-23! AND 3!C-44!?
I
YES I NO I
I
REPLACE THE HEADLIGHT WIPER TIMER I REPAIR A POOR CONNECTION OF THE CONNECTORS OR AN OPEN CIRCUIT IN THE CIRCUIT THAT HAS NO CONTINUITY