ISUZU TROOPER 1995 Workshop Manual

CHASSIS ELECTRICAL 8-211
1-1. WINDSHIELD WIPER DOES NOT OPERATE AT ANY SWITCH
POSITION
• IS FUSE C-5 (15A) NORMAL? I
J
YES I NO I
I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER & REPLACE THE FUSE I WASHER SWITCH
• TURN THE STARTER SWITCH ON
• IS THERE A BATTERY VOLTAGE APPLIED BETWEEN THE SWITCH
HARNESS SIDE CONNECTOR 1 I B-521 AND THE GROUND?
I
YES I NO I
I
• IS CONTINUITY IN THE WINDSHIELD WIPER & WASHER
I
REPAIR A POOR CONNECTION OF THE SWITCH NORMAL? CONNECTORS OR AN OPEN CIRCUIT BETWEEN THE FUSE C-5 (15A) AND 1 ~
I
YES I NO I
I
• IS 3 IC-391 GROUNDED SECURELY? I REPAIR OR REPLACE THE SWITCH I
I
YES
I NO I
I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER MOTOR GROUND IT SECURELY I • WITH THE MOTOR CONNECTOR 2 IC-3BI CONNECTED TO
THE BATTERY(+) TERMINAL, AND THE CONNECTOR 3 IC-381 TO THE(-) TERMINAL, DOES THE MOTOR ROTATE AT A LOW
SPEED?
• AND WITH THE CONNECTOR 1 IC-3BI CONNECTED TO THE(+) TERMINAL, DOES THE MOTOR ROTATE AT A HIGH SPEED?
I
YES I NO I
I
REPAIR
A POOR CONNECTION OF THE CONNECTORS OR AN OPEN J REPAIR OR REPLACE THE WINDSHIELD WIPER MOTOR
CIRCUIT
BETWEEN 3 ~ AND 3 ~

8-212 CHASSIS ELECTRICAL
1-2. WINDSHIELD WIPER DOES NOT OPERATE AT uiNT" POSITIOr~
~
• DISCONNECT THE CONNECTORS OF THE WINDSHIELD WIPER & WASHER SWITCH
• SET THE SWITCH AT THE uiNTu POSITION
• IS THERE CONTINUITY BETWEEN THE SWITCH CONNECTOR ,, TERMINALS 1 IB-521 -2 ~ ; .. .!..·
L
YES I NO I
I
• IS IB-191 GROUNDED SECURELY I REPAIR OR REPLACE THE WINDSHIELD WIPER 8
I WASHER SWITCH
I
YES
j NO I
I
• IS THERE CONTINUITY BETWEEN THE WINDSHIELD WIPER & GROUND IT SECURELy I WASHER SWITCH HARNESS SIDE CONNECTOR TERMINALS THE
14
~ -IB-191 7
I
YES I NO I
I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER REPAIR A POOR CONNECTION OF THE CONNEC TORS ~ INTERMITTENT
RELAY OR AN OPEN CIRCUIT BETWEEN 14~ AND ~ • SET THE SWITCH AT THE uiNTu POSITION AND TURN THE
STARTER SWITCH ON
• IS THE BATTERY VOLTAGE APPLIED BETWEEN 4IX-13I AND THE GROUND?
I
YES
I NO I
I
• IS THERE CONTINUITY BETWEEN 5 IX-131 AND BIB-521 7 I REPAIR A POOR CONNECTION OF THE CONNEC ORS
OR AN OPEN CIRCUIT BETWEEN 4[&jj AND 2 ~
I
YES I NO I
I
REPLACE
THE WINDSHIELD INTERMITTENT RELAY I REPAIR A POOR CONNECTION OF THE CONNE.C ORS
OR AN OPEN CIRCUIT BETWEEN SIX-131 AND aiB-521
~
•

CHASSIS ELECTRICAL 8-213
1-3. INTERMITTENT INTERVAL DOES NOT CHANGE
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER & WASHER SWITCH
• WHEN THE INTERMITTENT KNOB IS TURNED, DOES THE RESISTANCE VALUE BETWEEN THE SWITCH CONNECTOR
TERMINALS 8~ AND 14 ~VARY BETWEEN on-2Kn?
I
I
YES I
I
• IS THERE SHORT-CIRCUIT BETWEEN 5 ~ AND 8\B-52 7
I
I
YES I
I
REPAIR A SHORT-CIRCUIT I
I
I
I NO I
I
I REPAIR OR REPLACE THE SWITCH
I
I NO I
I
I REPLACE THE INTERMITTENT RELAY I
1-4. WINDSHIELD WIPER DOES NOT OPERATE AT "LO" POSITION
• DISCONNECT THE CONNECTORS OF THE WINDSHIELD WIPER & WASHER SWITCH
• TURN THE STARTER SWITCH ON • SHORT-CIRCUIT THE WINDSHIELD WIPER & WASHER SWITCH HAR­NESS SIDE CONNECTOR TERMINALS 1 I B-52 -sl B-521 , AND CHECK TO SEE IF THE WINDSHIELD WIPER MOTOR ROTATES AT A
LOW SPEED.
l REPAIR OR REPLACE WINDSHIELD WIPER & WASHER SWITCH I

8-214 CHASSIS ELECTRICAL
1-5. WINDSHIELD WIPER DOES NOT OPERATE AT 11HI" POSITION
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER &
WASHER SWITCH
• WITH THE SWITCH SET AT "HI" POSITION, IS THERE
CONTINUITY BETWEEN THE SWITCH CONNECTOR TERMINALS 1lB-52I AND 4lB-52I ?
I
I I
YES I
I NO I
I I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER I REPAIR OR REPLACE THE WINDSHIELD WIPER &
J MOTOR WASHER SWITCH
• CONNECT THE MOTOR CONNECTOR 1lC-38I TO THE BATTERY
(+)TERMINAL, AND 3l C-381 TO THE BATTERY H TERMINAL
• DOES THE MOTOR ROTATE AT A HIGH SPEED?
I
I I
YES I
I NO I
I I
• REPAIR A POOR CONNECTION OF THE CONNECTORS OR AN I REPAIR OR REPLACE THE WINDSHIELD WIPER
I OPEN CIRCUIT BETWEEN 418-521 AND 1 ~ MOTOR
•

CHASSIS ELECTRICAL 8-215
1-6. AUTO-STOP FUNCTION OF THE WINDSHIELD WIPER
MOTOR DOES NOT
OPERATE
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER & WASHER SWITCH
• WITH THE SWITCH SET AT HOFFH POSITION, IS THERE
CONTINUITY BETWEEN THE SWITCH CONNECTOR TERMI-
NALS5~ -6~ 7
I
I I
YES I NO I
I I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER REPAIR OR REPLACE THE WINDSHIELD WIPER & MOTOR WASHER SWITCH
• CONNECT THE MOTOR CONNECTOR 2 I C-381 TO THE BATTERY (+) TERMINAL AND 3 ~ TO THE H TERMINAL, AND THEN CHANGE THE CONNECTION OF THE BATTERY(+) TERMINAL TO THE CONNECTOR 6 I C-381 WHILE THE MOTOR ROTATING AT A LOW SPEED
• WHEN CONNECTING THE CONNECTOR TERMINALS 2IC-38I AND
5
~ IN THIS CONDITION, DOES THE MOTOR STOP AT AUTO-STOP POSITION?
l
I I
YES I NO I
I I
• TURN THE STARTER SWITCH ON REPAIR OR REPLACE THE WINDSHIELD WIPER MOTOR
• IS THERE A BATTERY VOLTAGE APPLIED BETWEEN THE WIND-SHIELD WIPER MOTOR HARNESS SIDE CONNECTOR TERMINAL
6 ~AND GROUND?
l
I I
YES I NO I
I I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD REPAIR A POOR CONNECTION OF THE CONNECTORS INTERMITTENT RELAY OR AN OPEN CIRCUIT BETWEEN THE FUSE C-5 (15A)
• IS THERE CONTINUITY BETWEEN THE RELAY HARNESS SIDE AND 6 IC-381 CONNECTOR 6 I X-131 AND THE WINDSHIELD WIPER MOTOR
HARNESS SIDE CONNECTOR 5 ~ 7
l
I I
YES I NO I
I I
REPLACE THE WINDSHIELD INTERMITTENT RELAY I REPAIR A POOR CONNECTION OF THE CONNECTORS I OR AN OPEN CIRCUIT BETWEEN 6 IX-131 AND 5 IC-381

8-216 CHASSIS ELECTRICAL
1-7. ROTATION OF THE WINDSHIELD WIPER MOTOR DOES NOT STOP
• IS THE CONTINUITY IN THE WINDSHIELD WIPER & WASHER
I SWITCH NORMAL?
I
I
I
YES I NO j
I I
REPAIR OR REPLACE THE WINDSHIELD WIPER REPAIR OR REPLACE THE WINDSHIELD WIPER &
MOTOR WASHER SWITCH
•

CHASSIS ELECTRICAL 8-217
1-8. WINDSHIELD WASHER MOTOR DOES NOT OPERATE
• IS FUSE C-5 115AI NORMAL? I
I
YES I NO I
I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER & REPLACE FUSE C-5 (15AI I WASHER SWITCH
• WITH THE WASHER BUTTON DEPRESSED, IS THERE
CONTINUITY BETWEEN THE SWITCH SIDE CONNECTOR
TERMINALS 1 ~ AND 7 ~?
_l L
YES I NO I
• TURN THE STARTER SWITCH ON REPAIR OR REPLACE THE WINDSHIELD WIPER &
I • IS THERE A BATTERY VOLTAGE APPLIED BETWEEN THE WIND-WASHER SWITCH SHIELD WIPER & WASHER SWITCH HARNESS SIDE CONNECTOR TERMINAL 1IB-52I AND THE GROUND?
I
YES I NO I
I
• DISCONNECT THE CONNECTOR OF THE WINDSHIELD WIPER REPAIR A POOR CONNECTION OF THE CONNECTORS
WASHER MOTOR OR A OPEN CIRCUIT BETWEEN FUSE C-5 (15AI AND
• TURN THE STARTER SWITCH ON 1~
• WITH THE WASHER BUTTON OF THE WINDSHIELD WIPER &
WASHER SWITCH DEPRESSED, IS THERE A BATTERY VOLTAGE APPLIED BETWEEN THE WASHER MOTOR HARNESS SIDE CONNECTOR TERMINAL 1 ~ AND THE GROUND?
I
YES I NO I
I
• IS 1 ~ GROUNDED SECURELY? I REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 1 I C-351 AND 71 B-521
I
YES I NO I
I
• CONNECT THE MOTOR SIDE CONNECTOR 1 ~ OF THE WIND-GROUND IT SECURELy I SHIELD WASHER MOTOR TO THE BATTERY (+I TERMINAL, AND THE CONNECTOR 2 I C-351 TO THE H TERMINAL
• DOES THE MOTOR ROTATE?
I
YES I NO I
I
REPAIR A POOR CONNECTION OF THE CONNECTORS OR AN I REPAIR OR REPLACE THE WINDSHIELD WASHER
J OPEN CIRCUIT BETWEEN 2 !C-35j AND 1 jC-391 MOTOR

8-218 CHASSIS ELECTRICAL
2-1. REAR WIPER MOTOR DOES NOT OPERATE
• IS FUSE C-6 (10A) NORMAL? I
I
I I
YES
I NO I
I I
• DISCONNECT THE CONNECTOR OF THE REAR WIPER & REPLACE FUSE C-6 (10A) I WASHER SWITCH
• IS CONTINUITY IN THE REAR WIPER & WASHER SWITCH NORMAL
I
I
l
YES j NO l
I I
• TURN THE STARTER SWITCH ON
REPAIR OR REPLACE THE REAR WIPER & WASHER I
• IS THERE A BATIERY VOLTAGE APPLIED BETWEEN THE REAR SWITCH
WIPER & WASHER SWITCH HARNESS SIDE CONNECTOR
TERMINAL 7 ~ AND GROUND?
I
I I
YES I NO I
I I
• DISCONNECT THE CONNECTOR OF THE REAR WIPER MOTOR REPAIR A POOR CONNECTION OF THE CONNECTORS
• WITH THE MOTOR SIDE CONNECTOR 21 G-61 CONNECTED TO OR AN OPEN CIRCUIT BETWEEN FUSE C-6 (10A) THE BATIERY (+)TERMINAL AND THE CONNECTOR 4 I G-6 I TO AND 7 [[i§J
THE(-) TERMINAL, DOES THE MOTOR ROTATE?
I
I I
YES
I NO I
I I
• IS [8]] GROUNDED SECURELY? I REPAIR OR REPLACE THE REAR WIPER MOTOR I
I
I I
YES I NO I
I I
• DISCONNECT THE CONNECTOR OF THE REAR WIPER MOTOR GROUND IT SECURELY J • TURN THE STARTER SWITCH ON
• WITH THE REAR WIPER & WASHER SWITCH AT WIPER
POSITION, IS THE BATIERY VOLTAGE APPLIED BETWEEN
21 G-6 I AND THE GROUND?
I
I I
YES
/ NO I
I I
• DISCONNECT THE [Kij CONNECTOR REPAIR A POOR
CONNECTION OF THE CONNECTORS
• IS THE BATIERY VOLTAGE APPLIED BETWEEN(]]] AND OR AN OPEN CIRCUIT BETWEEN alii'§] AND 41 B-211.
THE GROUND? 2IB-21IAND2IG-61
I
I
I
YES I NO I
I l
REPLACE THE REAR INTERMITIENT RELAY I REPAIR A POOR CONNECTION OF THE CONNECTORS OR AN OPEN CIRCUIT BETWEEN 41 G-61 AND 4 (]U]
•

CHASSIS ELECTRICAL 8-219
2-2. AUTO-STOP FUNCTION OF THE REAR WIPER MOTOR DOES
NOT OPERATE
• DISCONNECT THE CONNECTOR OF THE REAR WIPER MOTOR
• WITH THE MOTOR SIDE CONNECTOR 2 ~ CONNECTED TO THE BATTERY(+) TERMINAL AND THE TERMINAL 4 ~TO THE (-)TERMINAL, ROTATE THE MOTOR
• WHILE ROTATING THE MOTOR, CHANGE THE CONNECTION OF
THE BATTERY(+) TERMINAL TO THE CONNECTOR 3~ , AND THEN CONNECT THE CONNECTORS 1 I G-6 I AND 2 G-6
• DOES THE REAR WIPER STOP AT THE AUTO-STOP POSITION
IN THIS CONDITION?
I
I I
YES J NO I
l I
• TURN THE START SWITCH ON
REPAIR OR REPLACE THE REAR WIPER MOTOR I
• IS THERE A BATTERY VOLTAGE APPLIED BETWEEN THE REAR
WIPER MOTOR HARNESS SIDE CONNECTOR 31 G-61 AND THE
GROUND?
I
I
I
YES I NO I
I I
• DISCONNECT THE CONNECTOR OF THE REAR INTERMITTENT REPAIR A POOR CONNECTION OF THE CONNECTORS RELAY OR AN OPEN CIRCUIT BETWEEN THE FUSE C-6 (10Al
• IS THERE CONTINUITY BETWEEN THE RELAY HARNESS SIDE AND 31 G-61 CONNECTOR 51B-211 AND THE WIPER MOTOR HARNESS SIDE
CONNECTOR 1 G-6 7
I
I
I
YES
I NO I
I I
REPLACE THE REAR INTERMITTENT RELAY I REPAIR A POOR CONNECTION OF THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 5 IB-211 AND
11 G-61

8-220 CHASSIS ELECTRICAL
2-3. REAR WIPER MOTOR DOES NOT OPERATE AT WIPER POSITION
• IS CONTINUITY IN THE REAR WIPER & WASHER SWITCH I NORMAL?
I
I
I
YES I NO j
I I
• DISCONNECT THE CONNECTOR OF THE REAR INTERMITIENT REPAIR OR REPLACE THE REAR WIPER & WASHER J RELAY SWITCH
• TURN THE STARTER SWITCH ON
• WITH THE REAR WIPER & WASHER SWITCH SET AT WIPER
POSITION, IS THERE A BATIERY VOLTAGE APPLIED BETWEEN THE RELAY HARNESS SIDE CONNECTOR 4 [H1J AND GROUND?
I
I I
YES NO _j
! I
REPLACE THE REAR INTERMITIENT RELAY I REPAIR A POOR CONNECTION OF THE CONNECTORS OR AN OPEN CIRCUIT BETWEEN
41 B-211 AND 8 [J;1i]
2-4. REAR WIPER MOTOR DOES NOT OPERATE AT WIPER & WASHER
POSITION
• IS CONTINUITY IN THE REAR WIPER & WASHER SWITCH I NORMAL?
I
I
I
YES I NO I
I I
• DISCONNECT THE CONNECTORS OF THE REAR INTERMITIENT REPAIR OR REPLACE THE REAR WIPER & WASHER J RELAY SWITCH
• TURN THE STARTER SWITCH ON
• WITH THE REAR WIPER & WASHER SWITCH SET AT WIPER & WASHER POSITION, IS THERE A BATIERY VOLTAGE APPLIED
BETWEEN THE RELAY HARNESS SIDE CONNECTOR 3 I B-211 AND THE GROUND?
I
I I
YES I NO I
I I
REPLACE THE REAR INTERMITIENT RELAY I REPAIR A POOR CONNECTION OF THE CONNECTORS OR AN OPEN CIRCUIT BETWEEN
31 B-211 AND 6 [J;1i]
•