8W-12 JUNCTION BLOCK
INDEX
page
SCHEMATICS AND DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
DESCRIPTION AND OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Component
Page
A/C Heater Control . . . . . . . . . . . . . . . . . . . . . . . 8W-12-10
Aftermarket Trailer Tow Connector . . . . . . . . . . . . . . 8W-12-8
Airbag Control Module . . . . . . . . . . . . . . . . . . . 8W-12-5, 23
Automatic Day/Night Mirror . . . . . . . . . . . . . 8W-12-7, 17, 21
Automatic Headlamp Light Sensor/Vtss Led . . . . . . . . 8W-12-8
Automatic Headlamp Relay . . . . . . . . . . . . . . . . . . 8W-12-24
Automatic Temperature Control Module . . . . . . . . 8W-12-10, 16
Back-Up Lamp Switch . . . . . . . . . . . . . . . . . . . . . . 8W-12-6
Blend Door Actuator . . . . . . . . . . . . . . . . . . . . . . 8W-12-10
Body Control Module
. . . . . . . . . . . . 8W-12-4, 8, 9, 14, 23, 24
Cargo Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-12, 22
Cigar Lighter . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-3
Cigar Lighter Relay . . . . . . . . . . . . . . . . . . . . . . . 8W-12-3
Circuit Breaker 1 . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-4
Circuit Breaker 2 . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-7
Circuit Breaker 3 . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-18
Controller Anti-Lock Brake . . . . . . . . . . . . . . . . . . . 8W-12-9
Courtesy Lamp Relay . . . . . . . . . . . . . . . . . . . 8W-12-12, 22
Data Link Connector . . . . . . . . . . . . . . . . . . . . . . . 8W-12-8
Dome/Reading Lamp . . . . . . . . . . . . . . . . . . . . 8W-12-13, 21
Driver Door Module . . . . . . . . . . . . . . . . . . . . . . . 8W-12-7
Driver Lumbar Switch . . . . . . . . . . . . . . . . . . . . . 8W-12-18
Driver Power Seat Switch . . . . . . . . . . . . . . . . . . . 8W-12-18
Driver Seat Heater Control Module . . . . . . . . . . . 8W-12-10, 18
Electronic Flasher . . . . . . . . . . . . . . . . . . . . . . 8W-12-6, 11
Factory Trailer Tow Connector . . . . . . . . . . . . . . . . 8W-12-17
Fog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-20
Fog Lamp Relay . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-24
Four Wheel Drive Switch . . . . . . . . . . . . . . . . . . . 8W-12-19
Fuse 1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-3
Fuse 2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-3
Fuse 3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-4
Fuse 4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-5
Fuse 5
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-5
Fuse 6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-6
Fuse 7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-8
Fuse 8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-8
Fuse 9
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-7
Fuse 10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-9
Fuse 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-9
Fuse 12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-10
Fuse 13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-11
Fuse 14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-3
Fuse 16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-12
Fuse 17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-14
Fuse 18 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-5
Fuse 18 (PDC) . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-20
Fuse 19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-16
Fuse 20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-16
Fuse 21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-16
Fuse 22 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-23
G304
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-11, 22
Glove Box Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-12
Graphic Display Module . . . . . . . . . . . . . . 8W-12-6, 16, 19, 21
Headlamp Dimmer Switch . . . . . . . . . . . . . . . . 8W-12-16, 24
Headlamp Leveling Switch . . . . . . . . . . . . . . . . . . . 8W-12-6
Headlamp Switch . . . . . . . . . . . . . . . . . . . 8W-12-14, 20, 24
Component
Page
Horn Relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-23
Instrument Cluster . . . . . . . . . . . . . . . . . . . . 8W-12-5, 8, 17
Intermittent Wiper Relay . . . . . . . . . . . . . . . . . . . . 8W-12-4
Intermittent Wiper Switch . . . . . . . . . . . . . . . . . . . 8W-12-4
Junction Block . . . . . . 8W-12-2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14,
15, 16, 17, 18, 19, 22, 23, 24
Key-In Switch/Halo Lamp
. . . . . . . . . . . . . . . . 8W-12-12, 22
Lamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-20
Lamp Outage Module
. . . . . . . . . . . . . . . . . 8W-12-5, 15, 20
Left Back-Up Lamp . . . . . . . . . . . . . . . . . . . . . . . 8W-12-17
Left Courtesy Lamp . . . . . . . . . . . . . . . . . . . . 8W-12-12, 22
Left Fog Lamp . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-24
Left Front Park Lamp . . . . . . . . . . . . . . . . . . . . . 8W-12-15
Left Visor/Vanity Lamp . . . . . . . . . . . . . . . . . . 8W-12-13, 21
Liftglass Limit Switch . . . . . . . . . . . . . . . . . . . . . . 8W-12-8
Memory Seat Module . . . . . . . . . . . . . . . . . . . . . . 8W-12-18
Overhead Console . . . . . . . . . . . . . . . . . . . . 8W-12-7, 13, 21
Park Lamp Relay . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-14
Park/Neutral Position Switch . . . . . . . . . . . . . . . 8W-12-6, 17
Passenger Door Module . . . . . . . . . . . . . . . . . . . . . 8W-12-7
Passenger Lumbar Switch . . . . . . . . . . . . . . . . . . . 8W-12-18
Passenger Power Seat Switch
. . . . . . . . . . . . . . . . 8W-12-18
Passenger Seat Heater Control Module . . . . . . . . 8W-12-10, 18
Power Amplifier
. . . . . . . . . . . . . . . . . . . . . . . 8W-12-8, 11
Power Antenna
. . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-11
Power Antenna Relay
. . . . . . . . . . . . . . . . . . . . . 8W-12-11
Power Distribution Center . . . . . . . . . . . . . . . . . 8W-12-5, 20
Power Outlet . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-16
Radio . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-3, 11, 15, 16
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-20
Rear Window Defogger
. . . . . . . . . . . . . . . . . . . . . 8W-12-9
Rear Window Defogger Relay
. . . . . . . . . . . . . . . . . 8W-12-9
Rear Window Defogger Switch . . . . . . . . . . . . . . . . . 8W-12-9
Rear Wiper Motor
. . . . . . . . . . . . . . . . . . . . . . . . 8W-12-8
Rear Wiper/Washer Switch . . . . . . . . . . . . . . . . . . . 8W-12-4
Recirculation Door Actuator
. . . . . . . . . . . . . . . . . 8W-12-10
Relay
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-20
Right Back-Up Lamp . . . . . . . . . . . . . . . . . . . . . . 8W-12-17
Right Courtesy Lamp . . . . . . . . . . . . . . . . . . . 8W-12-12, 22
Right Fog Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-24
Right Front Park Lamp . . . . . . . . . . . . . . . . . . . . 8W-12-15
Right Front Side Marker Lamp . . . . . . . . . . . . . . . 8W-12-17
Right Side Repeater . . . . . . . . . . . . . . . . . . . . . . 8W-12-17
Right Visor/Vanity Lamp . . . . . . . . . . . . . . . . . 8W-12-13, 21
Shift Interlock . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-5
Speed Proportional Steering Module . . . . . . . . . . . . . 8W-12-6
Stop Lamp Switch . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-7
Sunroof Control Module
. . . . . . . . . . . . . . . . . . 8W-12-5, 21
Sunroof Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-5
Switch Pod . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-10
Trailer Tow Circuit Breaker . . . . . . . . . . . . . . . . . . 8W-12-8
Turn Signal/Hazard Warning Switch . . . . . . . . . . 8W-12-11, 17
Underhood Lamp . . . . . . . . . . . . . . . . . . . . . . . . 8W-12-12
Vehicle Information Center . . . . . . . . . . 8W-12-6, 11, 15, 16, 19
Vehicle Speed Control/Horn Switch . . . . . . . . . . . . . 8W-12-23
Windshield Wiper Motor
. . . . . . . . . . . . . . . . . . . . 8W-12-4
ZG
8W - 12 JUNCTION BLOCK
8W - 12 - 1
Summary of Contents for 1997 Grand Cherokee
Page 6: ...FASTENER IDENTIFICATION 4 INTRODUCTION ZG GENERAL INFORMATION Continued ...
Page 9: ...METRIC CONVERSION ZG INTRODUCTION 7 GENERAL INFORMATION Continued ...
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Page 282: ...COOLING SYSTEM DIAGNOSIS DIESEL ENGINE 7 8 COOLING SYSTEM ZG DIAGNOSIS AND TESTING Continued ...
Page 283: ...ZG COOLING SYSTEM 7 9 DIAGNOSIS AND TESTING Continued ...
Page 284: ...7 10 COOLING SYSTEM ZG DIAGNOSIS AND TESTING Continued ...
Page 285: ...ZG COOLING SYSTEM 7 11 DIAGNOSIS AND TESTING Continued ...
Page 286: ...7 12 COOLING SYSTEM ZG DIAGNOSIS AND TESTING Continued ...
Page 290: ...SERPENTINE DRIVE BELT DIAGNOSIS 7 16 COOLING SYSTEM ZG DIAGNOSIS AND TESTING Continued ...
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Page 423: ...VIC Initial Set Up ZG INSTRUMENT PANEL SYSTEMS 8E 21 SERVICE PROCEDURES Continued ...
Page 424: ...VIC Reset 8E 22 INSTRUMENT PANEL SYSTEMS ZG SERVICE PROCEDURES Continued ...
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Page 1655: ...Fig 3 Oil Lubrication System ZG 5 2L ENGINE 9 57 DESCRIPTION AND OPERATION Continued ...
Page 1684: ...TORQUE 9 86 5 2L ENGINE ZG SPECIFICATIONS Continued ...
Page 1689: ...Fig 3 Oil Lubrication System ZG 5 9L ENGINE 9 91 DESCRIPTION AND OPERATION Continued ...
Page 1723: ...DIAGNOSIS AND TESTING SERVICE DIAGNOSIS DIESEL PERFORMANCE ZG ENGINE 9 3 ...
Page 1724: ...9 4 ENGINE ZG DIAGNOSIS AND TESTING Continued ...
Page 1725: ...ZG ENGINE 9 5 DIAGNOSIS AND TESTING Continued ...
Page 1726: ...9 6 ENGINE ZG DIAGNOSIS AND TESTING Continued ...
Page 1727: ...ZG ENGINE 9 7 DIAGNOSIS AND TESTING Continued ...
Page 1728: ...9 8 ENGINE ZG DIAGNOSIS AND TESTING Continued ...
Page 1729: ...SERVICE DIAGNOSIS DIESEL MECHANICAL ZG ENGINE 9 9 DIAGNOSIS AND TESTING Continued ...
Page 1730: ...9 10 ENGINE ZG DIAGNOSIS AND TESTING Continued ...
Page 1731: ...ZG ENGINE 9 11 DIAGNOSIS AND TESTING Continued ...
Page 1762: ...SPECIFICATIONS ENGINE SPECIFICATIONS 9 42 ENGINE ZG ...
Page 1763: ...ZG ENGINE 9 43 SPECIFICATIONS Continued ...
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Page 2122: ...DIAGNOSIS AND TESTING NV231 DIAGNOSIS 21 8 TRANSMISSION AND TRANSFER CASE ZG ...