(2) Using an ohmmeter, check the high and low
circuits for a short to ground. Refer to Group 8W,
Wiring Diagrams.
(3) Check to see if wiper linkage or pivots are
binding or caught.
WIPERS RUN AT HIGH SPEED WITH SWITCH
IN LOW SPEED POSITION OR WIPERS RUN AT
LOW SPEED WITH SWITCH IN HIGH SPEED
POSITION.
(1) Check for crossed wires in the motor pigtail
wire connector. Refer to Group 8W, Wiring Diagrams.
(2) Check for crossed wires in harness connector
from wiper switch to motor.
(3) If OK, replace wiper switch.
WIPERS WILL OPERATE CONTINUOUSLY
WITH SWITCH IN THE INTERMITTENT
POSITIONÐWHEN WIPER SWITCH IS TURNED
OFF, WIPERS STOP WHEREVER THEY ARE,
WITHOUT RETURNING TO PARK POSITION.
(1) Check at motor ground strap for a good ground.
(2) Turn ignition switch OFF. Using an ohmmeter,
with the motor in the park position, check for conti-
nuity between terminal 3 and ground strap. If conti-
nuity, replace wiper switch. If no continuity, repair
wiring as necessary.
WIPERS DO NOT OPERATE WHEN WASHER
MOTOR IS ENGAGED (PULSE WIPE) OR
WIPERS DO OPERATE IN INTERMITTENT
POSITION.
Check for a good ground at motor ground strap and
at wiper switch terminal E. If OK, replace wiper
switch. If not OK, repair wiring as necessary.
WIPER MOTOR
WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, SEE GROUP 8M, RESTRAINT SYSTEMS FOR
STEERING WHEEL OR COLUMN REMOVAL PROCE-
DURES.
Whenever a wiper motor malfunction occurs, verify
that the wire harness is properly connected start nor-
mal diagnosis and repair procedures. Refer to Wiper
Motor Test.
Fig. 4 Ammeter Test
PLWINDSHIELD WIPERS AND WASHERS 8K - 3
DIAGNOSIS AND TESTING (Continued)
8W-02 COMPONENT INDEX
Component Page
A/C Compressor Clutch..................8W-42
A/C Compressor Clutch Relay.............8W-42
A/C Cycling Switch.....................8W-42
A/C Heater Blower Motor................8W-42
A/C Heater Control.....................8W-42
A/C Pressure Switches...................8W-42
ABS Warning Lamp Relay................8W-35
Airbag Control Module...................8W-43
Airbags..............................8W-43
Antenna..............................8W-47
Ash Receiver Lamp.....................8W-44
Automatic Shut Down Relay..............8W-30
Back-Up Lamp Switch...................8W-51
Back-Up Lamps........................8W-51
Battery..............................8W-20
Battery Temperature Sensor..............8W-30
Blower Motor Resistor Block..............8W-42
Brake Warning Lamp Switch...........8W-40, 50
Camshaft Position Sensor................8W-30
Center High Mounted Stop Lamp..........8W-51
Cigar Lighter Relay.....................8W-41
Cigar Lighter/Power Outlet...............8W-41
Circuit Breakers.......................8W-11
Clockspring.....................8W-30, 41, 61
Clutch Pedal Position Switch...........8W-10, 21
Combination Flasher....................8W-52
Controller Anti-Lock Brake...............8W-35
Crankshaft Position Sensor...............8W-30
Data Link Connector....................8W-30
Daytime Running Lamp Module...........8W-50
Diode No. 1........................8W-15, 42
Diode No. 2......................8W-10, 11, 44
Diode No. 3......................8W-11,44,70
Dome Lamp...........................8W-44
Door Ajar Switches.....................8W-44
Door Jamb Switches....................8W-44
Door Lock Motors......................8W-61
Door Lock Motors......................8W-61
Door Lock Switches.....................8W-61
Duty Cycle Evap/Purge Solenoid...........8W-30
EGR Transducer Solenoid................8W-30
Engine Coolant Temperature Sensor........8W-30
Engine Oil Pressure Switch...............8W-40
Engine Starter Motor....................8W-21
Engine Starter Motor Relay...............8W-21
Fog Lamp Relays....................8W-50, 51
Fog Lamp Switches..................8W-50, 51
Fog Lamps.........................8W-50, 51
Fuel Injectors..........................8W-30
Fuel Pump Module.....................8W-30
Fuel Pump Relay.......................8W-30
Fuse Block............................8W-11Component Page
Fuses (FB)............................8W-11
Fuses (PDC)...........................8W-10
Fusible Link........................8W-20, 21
Generator.............................8W-20
Glove Box Lamp And Switch..............8W-44
Grounds..............................8W-15
Halo Lamp............................8W-44
Headlamp Dimmer And Optical Horn Switch .8W-50
Headlamp Leveling Motors...............8W-50
Headlamp Leveling Switch...............8W-50
Headlamp Switch.......................8W-50
Headlamps............................8W-50
High Speed Warning Module..............8W-40
Horn Relay...........................8W-41
Horn Switches.........................8W-41
Horns................................8W-41
IAT/Map Sensor........................8W-30
Idle Air Control Motor...................8W-30
Ignition Coil Pack......................8W-30
Ignition Switch........................8W-10
Illumination Lamps.....................8W-40
Immobilizer...........................8W-61
Immobilizer Engine Sensor............8W-30, 61
Indicator Lamps........................8W-40
Instrument Cluster.....................8W-40
Intermittent Wipe/Wash Switch............8W-53
Key-In Switch.........................8W-40
Knock Sensor..........................8W-30
License Lamps.........................8W-51
Map/Reading Lamps....................8W-44
Noise Supressor.....................8W-10, 30
Oxygen Sensors........................8W-30
Park Brake Switch...................8W-40, 50
Park/Neutral Position Switch...........8W-30, 51
Park/Turn Signal Lamps..............8W-50, 52
Power Distribution Center................8W-10
Power Folding Mirror Relay...............8W-62
Power Mirror Fuse Holder................8W-62
Power Mirrors.........................8W-62
Power Steering Pressure Switch...........8W-30
Power Sunroof Motor....................8W-64
Power Window Motors...................8W-60
Power Window Switches.................8W-60
Powertrain Control Module...............8W-30
PRNDL Lamp.........................8W-44
Radiator Fan Motor.....................8W-42
Radio................................8W-47
Rear Window Defogger..................8W-48
Rear Window Defogger Switch.............8W-48
Remote Keyless Entry Module.............8W-61
Remote Keyless Entry Program
Module Connector....................8W-61
PL8W - 02 COMPONENT INDEX 8W - 02 - 1
8W-10 POWER DISTRIBUTION
Component Page
A/C Compressor Clutch.............8W-10-14, 15
A/C Compressor Clutch Relay........8W-10-14, 15
Automatic Shut Down Relay............8W-10-16
Battery...........................8W-10-5, 6
Capacitor..........................8W-10-16
Circuit Breaker.......................8W-10-8
Clutch Pedal Position Switch.......8W-10-9, 10, 11
Controller Anti-Lock Brake.......8W-10-12, 14, 15
Data Link Connector..................8W-10-16
Diode No. 1......................8W-10-14, 15
Diode No. 2.........................8W-10-13
Dome Lamp........................8W-10-13
Downstream Heated Oxygen Sensor......8W-10-16
Engine Starter Motor..................8W-10-7
Engine Starter Motor Relay......8W-10-7, 9, 10, 11
Fog Lamp Relay.....................8W-10-17
Fuel Injector No. 1...................8W-10-16
Fuel Injector No. 2...................8W-10-16
Fuel Injector No. 3...................8W-10-16
Fuel Injector No. 4...................8W-10-16
Fuel Pump Module...................8W-10-16
Fuel Pump Relay....................8W-10-16
Fuse 1 (FB)..........................8W-10-8
Fuse 2 (FB)..........................8W-10-8
Fuse 2 (PDC).....................8W-10-5, 6, 7
Fuse 3 (FB)..........................8W-10-8
Fuse 3 (PDC).....................8W-10-5, 6, 8
Fuse 4 (FB)..........................8W-10-8
Fuse 5 (FB)..........................8W-10-8
Fuse 5 (PDC)....................8W-10-5, 6, 12
Fuse 6 (FB)..........................8W-10-8
Fuse 7 (FB)..........................8W-10-8
Fuse 8 (FB)..........................8W-10-8
Fuse 8 (PDC)....................8W-10-5, 6, 12
Fuse 9 (FB).......................8W-10-9, 10
Fuse 10 (FB)...................8W-10-9, 10, 11
Fuse 10 (PDC)...................8W-10-5, 6, 12
Fuse 11 (FB)...................8W-10-9, 10, 11
Fuse 11 (PDC)....................8W-10-5, 6, 7
Fuse 12 (FB)........................8W-10-11
Fuse 13 (PDC)...................8W-10-5, 6, 13
Fuse 14 (FB)...................8W-10-9, 10, 11
Fuse 15 (FB)...................8W-10-9, 10, 11
Fuse 16 (FB)...................8W-10-9, 10, 11Component Page
Fuse 16 (PDC).....................8W-10-6, 17
Fuse 18 (PDC)................8W-10-5, 6, 14, 15
Fuse 20 (PDC)................8W-10-5, 6, 14, 15
Fuse 21 (PDC)...................8W-10-5, 6, 16
Fuse 23 (PDC)................8W-10-5, 6, 14, 15
Fuse 25 (PDC)................8W-10-5, 6, 14, 15
Fuse Block...................8W-10-8, 9, 10, 11
G101...............................8W-10-9
G204...............................8W-10-7
Generator..........................8W-10-16
Glove Box Lamp And Switch............8W-10-13
Headlamp Switch.....................8W-10-8
High Speed Warning Module...........8W-10-13
Horn..............................8W-10-14
Horn No. 1.........................8W-10-15
Horn No. 2.........................8W-10-15
Horn Relay......................8W-10-14, 15
Ignition Coil Pack....................8W-10-16
Ignition Switch.............8W-10-7, 8, 9, 10, 11
Immobilizer......................8W-10-10, 11
Instrument Cluster.................8W-10-7, 13
Left Fog Lamp......................8W-10-17
Left Visor/Vanity Lamps...............8W-10-13
Map/Reading Lamps..................8W-10-13
Noise Supressor.....................8W-10-16
Power Distribution
Center.....8W-10-5, 6, 7, 8, 12, 13, 14, 15, 16, 17
Power Mirror Switch..................8W-10-13
Powertrain Control Module...........8W-10-9, 16
Radiator Fan Motor..................8W-10-12
Radio..............................8W-10-13
Rear Fog Lamp Switch................8W-10-17
Rear Window Defogger Switch..........8W-10-12
Right Fog Lamp.....................8W-10-17
Right Visor/Vanity Lamps..............8W-10-13
Solid State Fan Relay.................8W-10-12
Stop Lamp Switch.................8W-10-14, 15
Time Delay Relay....................8W-10-13
Time Out Relay......................8W-10-13
Trunk Lamp........................8W-10-13
Turn Signal/Hazard Switch..........8W-10-14, 15
Underhood Lamp....................8W-10-13
Upstream Heated Oxygen Sensor........8W-10-16
PL8W - 10 POWER DISTRIBUTION 8W - 10 - 1
BATTERY
1
22FUSE
40A
A2
12
PK/BK
40A
FUSE
3
3
4
A3
12
RD/WT
CENTER DISTRIBUTION
POWER7
88FUSE
30A 30A
FUSE
5
5
6
A16
14
GYA4
14
BK/RD
A0 8RD
12
1111FUSE
30A 20A
FUSE
18
18
1714
1313FUSE
10A 40A
FUSE
10
10
9
A20
12
RD/DGM1
18
PKA1
14
RD
19
2020FUSE
10A
L9
18
BK/WT
26
2525FUSE
15A 20A
FUSE
21
21
22
15A
FUSE
23
23
24
F32
18
PK/DB
IGNITION
SWITCH
TO TO
S213 SOLID
STATE
FAN
RELAY
TO
REAR
WINDOW
DEFOGGER
SWITCH
TO
TO
BRAKE ANTI-LOCK CONTROLLER
TO
S203A/C
COMPRESSOR
CLUTCH
RELAY
TO
IGNITION
SWITCH
TOTURN
SIGNAL/
HAZARD
SWITCH
TO
STOP
LAMP/
VEHICLE
SPEED
CONTROL
SWITCH
TOFUEL
PUMP/
ASD
RELAYS
(IN PDC)
TO
HORN
RELAY
(IN PDC)
TO
PK18 M1
UNDER
HOOD
LAMP
TO
(IN PDC)(IN PDC)
TO
RELAY MOTOR STARTERENGINE
S105
TO
RD/WT16 A14
(8W-20-2)
(8W-10-7) (8W-10-8) (8W-10-12)(8W-10-12)
(8W-10-7) (8W-10-14)(8W-10-13) (8W-10-12)(8W-10-14)
(8W-10-14) (8W-10-16) (8W-10-14)
PL8W-10 POWER DISTRIBUTION
EXCEPT BUILT-UP-EXPORT8W - 10 - 5
8194J988W-1
BATTERY
1
22FUSE
40A
A2
12
PK/BK
40A
FUSE
3
3
4
A3
12
RD/WT
CENTER DISTRIBUTION
POWER7
88FUSE
30A 30A
FUSE
5
5
6
A16
14
GYA4
14
BK/RD
A0 8RD
12
1111FUSE
30A
10A
FUSE
18
18
17
14
1313FUSE
10A 40A
FUSE
10
10
9
A20
12
RD/DGM1
18
PK
A1
14
RD
19
2020FUSE
10A
L9
18
BK/WT
26
2525FUSE
15A 20A
FUSE
21
21
22
15A
FUSE
23
23
24
F32
18
PK/DB
IGNITION
SWITCH
TO TO
S213 SOLID
STATE
FAN
RELAY
TO
REAR
WINDOW
DEFOGGER
SWITCH
TO
TO
BRAKE ANTI-LOCK CONTROLLER
TO
S203
A/C
COMPRESSOR
CLUTCH
RELAY
TO
IGNITION
SWITCH
TO
TURN
SIGNAL/
HAZARD
SWITCH
TO
STOP
LAMP
SWITCH
TO
FUEL
PUMP/
ASD
RELAYS
(IN PDC)
TO
HORN
RELAY
(IN PDC)
TO
15
1616FUSE
20A
TO
(IN PDC)RELAYLAMPFOG
73
PK18 M1
TO
LAMP UNDERHOOD
F61
18
WT/OR
REAR
FOG
LAMP
SWITCH
TO
A14
16
RD/WT
TO
S105
(IN PDC)(IN PDC)
TO
RELAY MOTOR STARTERENGINE
70
(8W-20-2)
(8W-10-7) (8W-10-8) (8W-10-12)(8W-10-12)
(8W-10-7)
(8W-10-15)(8W-10-13) (8W-10-12)
(8W-10-15)(8W-10-15) (8W-10-16) (8W-10-15)(8W-10-17)
8W - 10 - 6 8W-10 POWER DISTRIBUTION
BUILT-UP-EXPORTPL
J988W-18195
8W-15 GROUND DISTRIBUTION
Component Page
A/C Compressor Clutch...............8W-15-5, 6
A/C Compressor Clutch Relay..........8W-15-5, 6
A/C Heater Control....................8W-15-9
ABS Warning Lamp Relay............8W-15-7, 8
Airbag Control Module...............8W-15-7, 8
Ash Receiver Lamp................8W-15-10, 11
Battery...........................8W-15-7, 8
Brake Warning Lamp Switch..........8W-15-2, 3
Center High Mounted Stop Lamp.....8W-15-12, 14
Cigar Lighter Relay...................8W-15-11
Cigar Lighter/Power Outlet..........8W-15-10, 11
Clockspring..........................8W-15-7
Combination Flasher.................8W-15-7, 8
Controller Anti-Lock Brake............8W-15-2, 3
Data Link Connector..................8W-15-4
Daytime Running Lamp Module..........8W-15-7
Diode No. 1........................8W-15-5, 6
Downstream Heated Oxygen Sensor.....8W-15-2, 3
Driver Door Lock Switch................8W-15-9
Driver Power Window Switch............8W-15-9
Engine Starter Motor Relay...........8W-15-2, 3
Fog Lamp Relay......................8W-15-3
Fog Lamp Switch....................8W-15-10
Front Fog Lamp Switch...............8W-15-11
Fuel Pump Module................8W-15-12, 13
G101.............................8W-15-2, 3
G102...............................8W-15-4
G103.............................8W-15-5, 6
G104.............................8W-15-7, 8
G105.............................8W-15-7, 8
G110.............................8W-15-7, 8
G111...............................8W-15-8
G201.............................8W-15-7, 8
G202.............................8W-15-7, 8
G203...............................8W-15-9
G204...........................8W-15-10, 11
G301...........................8W-15-12, 13
G302...........................8W-15-12, 14
G303...........................8W-15-12, 13
Glove Box Lamp And Switch.........8W-15-10, 11
Halo Lamp......................8W-15-10, 11
Headlamp Leveling Switch.............8W-15-11
Headlamp Switch.................8W-15-10, 11
High Speed Warning Module............8W-15-8
Horn...............................8W-15-2
Horn No. 1..........................8W-15-6
Horn No. 2..........................8W-15-3
Horn Switches.......................8W-15-7
Ignition Switch...................8W-15-10, 11Component Page
Immobilizer..........................8W-15-8
Instrument Cluster................8W-15-10, 11
Intermittent Wipe/Wash Switch........8W-15-7, 8
Left Back-Up Lamp................8W-15-12, 14
Left Fog Lamp.....................8W-15-5, 6
Left Headlamp.....................8W-15-2, 3
Left Headlamp Leveling Motor...........8W-15-3
Left License Lamp...................8W-15-14
Left Park/Turn Signal Lamp...........8W-15-2, 3
Left Rear Fog Lamp..................8W-15-14
Left Repeater Lamp...................8W-15-3
Left Tail/Stop Lamp..................8W-15-14
Left Tail/Stop/Turn Signal Lamp.........8W-15-12
Left Turn Signal Lamp................8W-15-14
License Lamp.......................8W-15-12
Map/Reading Lamps...............8W-15-10, 11
Power Folding Mirror Relay.............8W-15-9
Power Mirror Switch...................8W-15-9
Power Steering Pressure Switch..........8W-15-4
Power Sunroof Motor..................8W-15-9
Powertrain Control Module..............8W-15-4
PRNDL Lamp....................8W-15-10, 11
Radiator Fan Motor.................8W-15-2, 3
Radio.............................8W-15-7, 8
Rear Fog Lamp Switch................8W-15-11
Rear Window Defogger.............8W-15-12, 13
Rear Window Defogger Switch.........8W-15-7, 8
Remote Keyless Entry Module...........8W-15-7
Right Back-Up Lamp...............8W-15-12, 13
Right Fog Lamp....................8W-15-5, 6
Right Headlamp....................8W-15-5, 6
Right Headlamp Leveling Motor..........8W-15-6
Right License Lamp..................8W-15-14
Right Park/Turn Signal Lamp..........8W-15-5, 6
Right Rear Fog Lamp.................8W-15-13
Right Repeater Lamp..................8W-15-6
Right Tail/Stop Lamp.................8W-15-13
Right Tail/Stop/Turn Signal Lamp.......8W-15-12
Right Turn Signal Lamp...............8W-15-13
Seat Belt Switch..................8W-15-12, 14
Solid State Fan Relay................8W-15-2, 3
Stop Lamp Switch.....................8W-15-4
Sunroof Vent Switch...................8W-15-9
Underhood Lamp...................8W-15-2, 3
Upstream Heated Oxygen Sensor.......8W-15-2, 3
Vehicle Speed Control Servo.............8W-15-2
Vehicle Speed Control Switch............8W-15-7
Windshield Washer Pump Motor........8W-15-2, 3
PL8W - 15 GROUND DISTRIBUTION 8W - 15 - 1
8W-30 FUEL/IGNITION SYSTEMS
Component Page
A/C Compressor Clutch Relay...........8W-30-12
A/C High Pressure Switch..............8W-30-12
Airbag Control Module.................8W-30-4
Automatic Shut Down Relay...........8W-30-2, 3
Battery Temperature Sensor...........8W-30-3, 7
Camshaft Position Sensor............8W-30-7, 16
Center High Mounted Stop Lamp........8W-30-15
Clockspring.........................8W-30-14
Controller Anti-Lock Brake...........8W-30-4, 15
Crankshaft Position Sensor...........8W-30-7, 16
Data Link Connector.................8W-30-2, 4
Downstream Heated Oxygen Sensor.......8W-30-3
Duty Cycle Evap/Purge Solenoid.......8W-30-9, 10
EGR Transducer Solenoid............8W-30-9, 10
Engine Coolant Temperature Sensor.......8W-30-7
Engine Starter Motor Relay............8W-30-13
Fuel Injector No. 1....................8W-30-5
Fuel Injector No. 2....................8W-30-5
Fuel Injector No. 3....................8W-30-5
Fuel Injector No. 4....................8W-30-5
Fuel Pump Module...................8W-30-11
Fuel Pump Relay.....................8W-30-11
Fuse 10 (FB)...................8W-30-9, 10, 11
Fuse 21 (PDC).................8W-30-2, 3, 4, 11
Fuse 25 (PDC).......................8W-30-15
Fuse Block.....................8W-30-9, 10, 11
G101............................8W-30-3, 14
G102.......................8W-30-2, 4, 14, 15Component Page
G202..............................8W-30-14
G303..............................8W-30-11
Generator..........................8W-30-12
Iat/Map Sensor.......................8W-30-6
Idle Air Control Motor.................8W-30-8
Ignition Coil Pack.....................8W-30-5
Immobilizer.....................8W-30-3, 8, 16
Immobilizer Engine Sensor.............8W-30-16
Instrument Cluster............8W-30-7, 8, 11, 12
Knock Sensor........................8W-30-6
Noise Supressor......................8W-30-5
Park/Neutral Position Switch...........8W-30-13
Power Distribution Center.....8W-30-2, 3, 4, 11, 15
Power Steering Pressure Switch..........8W-30-4
Powertrain Control
Module..........8W-30-2, 3, 4, 5, 6, 7, 8, 9, 10,
11, 12, 13, 14, 15, 16
Solid State Fan Relay.................8W-30-12
Stop Lamp Switch.................8W-30-14, 15
Throttle Position Sensor................8W-30-6
Torque Converter Clutch Solenoid......8W-30-9, 10
Turn Signal/Hazard Switch.............8W-30-15
Upstream Heated Oxygen Sensor.........8W-30-3
Vapor Canister Leak Detector............8W-30-9
Vehicle Speed Control Servo.........8W-30-14, 15
Vehicle Speed Control Switch...........8W-30-14
Vehicle Speed Sensor................8W-30-8, 16
PL8W - 30 FUEL/IGNITION SYSTEMS 8W - 30 - 1
CAV CIRCUIT FUNCTION
1 B1 18YL/DB RIGHT REAR WHEEL SPEED SENSOR (-)
2
3B3 18LG/DB
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
CONTROLLER
ANTI-LOCK
BRAKE
BLACK
23 17 1
7
8
924
25 1610
STOP LAMP SWITCH OUTPUT B4 18LG
18WT/TN 18VT
18RD/DB18RD
L50 B9
B8 B7
- -
Z1 12BK GROUND
FUSED B(+) A17 12RD/BK
B58 18GY/LB ABS MAIN RELAY CONTROLLEFT REAR WHEEL SPEED SENSOR (-)
RIGHT FRONT WHEEL SPEED SENSOR (+)
LEFT FRONT WHEEL SPEED SENSOR (-)
LEFT REAR WHEEL SPEED SENSOR (+)
LEFT FRONT WHEEL SPEED SENSOR (+)
B2 18YL
B6 18WT/DB
D2 18WT/BK CCD BUS (-)
D1 18VT/BR CCD BUS (+)
F12 18DG/WT FUSED IGNITION SWITCH OUTPUT (ST-RUN)
Z1 12BK GROUNDRIGHT REAR WHEEL SPEED SENSOR (+)
RIGHT FRONT WHEEL SPEED SENSOR (-)
FUSED B(+) A20 12RD/DG--
--
--
--
--
--
--
(MTX) POSITION SWITCHCLUTCH PEDAL
1 2
BLACK
IGNITION SWITCH (START) 14YL A41
2
SIGNAL SWITCH POSITION PEDAL CLUTCH 14YL/RD T141 1
FUNCTION CIRCUIT CAV
PL8W-80 CONNECTOR PIN-OUTS 8W - 80 - 15
PL008015J988W-1