1988 JEEP CHEROKEE Service Repair Manual

fuel cap fuel filter window spare tire location drain bolt bluetooth

Page 681 of 1378

$JEEP CHEROKEE 1988 Service Repair Manual Missing (if original equipment) ............. C ........... Require replacement. ��\ ��\ ��\ ��\ ��\ ��$

Missing (if original
equipment) ............. C ........... Require replacement.
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COOLING FAN MOTOR MODULES
See COOLING FAN MOTOR RELAYS AND MODULES .
COOLING FAN MOTOR RELAYS AND MODULES
COOLING FAN MOTOR RELAY AND MODULE INSPECTION\
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Condition Code Procedure
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Connector broken ........ A .. Require repair or replacement.
Connector (Weatherpack
type) leaking .......... A .. Require repair or replacement.
Connector melted ........ A ........... ( 1) Require repair or
replacement.
Connector missing ....... C ............ Require replacement.
Housing cracked ......... 2 .. Suggest repair or replacement.
Malfunctioning .......... A ........... ( 2) Require repair or
replacement.
Missing ................. C ............ Require replacement.
Terminal broken ......... A .. Require repair or replacement.
Terminal burned, affecting
performance ............ A ........... ( 1) Require repair or
replacement.
Terminal burned, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal corroded,
affecting performance .. A .. Require repair or replacement.
Terminal corroded, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal loose, affecting
performance ............ B .. Require repair or replacement.
Terminal loose, not
affecting performance .. 1 .. Suggest repair or replacement.
Wire lead conductors
exposed ................ B .. Require repair or replacement.
Wire lead corroded ...... A .. Require repair or replacement.
Wire lead open .......... A .. Require repair or replacement.
Wire lead shorted ....... A .. Require repair or replacement.
( 1) - Determine cause and correct prior to repair or
replacement of part.
( 2) - Includes inoperative, intermittent operation, failure
to perform all functions, or out of OEM specification.
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COOLING FAN MOTOR RESISTORS
COOLING FAN MOTOR RESISTOR INSPECTION\
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Page 682 of 1378

JEEP CHEROKEE 1988 Service Repair Manual Condition Code Procedure
Application incorrect ... B ............ Require replacement.
Attaching hardware
broken ................. A ... Require repai

Condition Code Procedure
Application incorrect ... B ............ Require replacement.
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Connector broken ........ A .. Require repair or replacement.
Connector (Weatherpack
type) leaking .......... A .. Require repair or replacement.
Connector melted ........ A ........... (1) Require repair or
replacement.
Connector missing ....... C ............ Require replacement.
Missing ................. C ............ Require replacement.
Open .................... A ............ Require replacement.
Resistance out of
specification .......... B .. Require repair or replacement.
Shorted ................. A ............ Require replacement.
Terminal broken ......... A .. Require repair or replacement.
Terminal burned, affecting
performance ............ A ........... ( 1) Require repair or
replacement.
Terminal burned, not
affecting performance ... 2 . Suggest repair or replacement.
Terminal corroded,
affecting performance ... A . Require repair or replacement.
Terminal corroded, not
affecting performance ... 2 . Suggest repair or replacement.
Terminal loose, affecting
performance ............. B . Require repair or replacement.
Terminal loose, not
affecting performance ... 1 . Suggest repair or replacement.
( 1) - Determine cause and correct prior to repair or
replacement of part.
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COOLING FAN MOTOR SENSORS AND SWITCHES
COOLING FAN MOTOR SENSOR AND SWITCH INSPECTION\
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Condition Code Procedure
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware threads
damaged ................ A ... Require repair or replacement
of hardware.
Attaching hardware
threads stripped
(threads missing) ...... A ... Require repair or replacement
of hardware.
Connector broken ........ A .. Require repair or replacement.
Connector melted ........ A ........... ( 1) Require repair or
replacement.
Connector missing ....... C ............ Require replacement.
Contaminated ............ A ........... ( 2) Require repair or

Page 683 of 1378

JEEP CHEROKEE 1988 Service Repair Manual replacement.
Inoperative ............. B ........... (3) Require repair or
replacement. Further

replacement.
Inoperative ............. B ........... (3) Require repair or
replacement. Further
inspection required.
Leaking ................. A .. Require repair or replacement.
Missing ................. C ............ Require replacement.
Resistance out of
specification .......... B .. Require repair or replacement.
Terminal broken ......... A .. Require repair or replacement.
Terminal burned, affecting
performance ............ A ........... ( 1) Require repair or
replacement.
Terminal burned, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal corroded,
affecting performance .. A .. Require repair or replacement.
Terminal corroded, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal loose, affecting
performance ............ B .. Require repair or replacement.
Terminal loose, not
affecting performance .. 1 .. Suggest repair or replacement.
Threads damaged ......... A .. Require repair or replacement.
Threads stripped (threads
missing) ............... A ............ Require replacement.
Wire lead conductors
exposed ................ B .. Require repair or replacement.
Wire lead corroded ...... A .. Require repair or replacement.
Wire lead open .......... A .. Require repair or replacement.
Wire lead shorted ....... A .. Require repair or replacement.
( 1) - Determine cause and correct prior to repair or
replacement of part.
( 2) - Determine source of contamination, such as engine
coolant, fuel, metal particles, or water. Require
repair or replacement.
( 3) - Inoperative includes intermittent operation or out of
OEM specification. Some components may be serviceable;
check for accepted cleaning procedure.
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COOLING FAN MOTOR SWITCHES
See COOLING FAN MOTOR SENSORS AND SWITCHES .
COOLING FAN MOTORS
COOLING FAN MOTOR INSPECTION\
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Condition Code Procedure
Attaching hardware
broken ................. A .. Require repair or replacement
of hardware.
Attaching hardware
missing ................ C ......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A .. Require repair or replacement
of hardware.
Connector broken ........ A . Require repair or replacement.
Connector (Weatherpack
type) leaking .......... A . Require repair or replacement.

Page 684 of 1378

JEEP CHEROKEE 1988 Service Repair Manual Connector melted ........ A .......... (1) Require repair or
replacement.
Connector missing ....... C ........... Require replacement.
Hydra

Connector melted ........ A .......... (1) Require repair or
replacement.
Connector missing ....... C ........... Require replacement.
Hydraulic fan motor
leaking ................ A . Require repair or replacement.
Inoperative ............. A ....... ( 2) Require replacement.
Missing ................. C ........... Require replacement.
Noisy ................... 2 ........... Suggest replacement.
Rotation incorrect for
application ............ B . Require repair or replacement.
Terminal broken ......... A . Require repair or replacement.
Terminal burned, affecting
performance ............ A .......... ( 1) Require repair or
replacement.
Terminal burned, not
affecting performance .. 2 . Suggest repair or replacement.
Terminal corroded,
affecting performance .. A . Require repair or replacement.
Terminal corroded, not
affecting performance .. 2 . Suggest repair or replacement.
Terminal loose, affecting
performance ............ B . Require repair or replacement.
Terminal loose, not
affecting performance .. 1 . Suggest repair or replacement.
Vibration ............... 1 ........... Suggest replacement.
Wire lead conductors
exposed ................ B . Require repair or replacement.
Wire lead corroded ...... A . Require repair or replacement.
Wire lead open .......... A . Require repair or replacement.
Wire lead shorted ....... A . Require repair or replacement.
( 1) - Determine cause and correct prior to repair or
replacement of part.
( 2) - Check fan motor/controls. Inoperative includes
intermittent operation or out of OEM specification.
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CRANKSHAFT POSITION SENSORS
CRANKSHAFT POSITION SENSOR INSPECTION\
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Condition Code Procedure
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware
threads damaged ........ A ... Require repair or replacement
of hardware.
Attaching hardware
threads stripped
(threads missing) ...... A ... Require repair or replacement
of hardware.
Connector broken ........ A .. Require repair or replacement.
Connector (Weatherpack
type) leaking .......... A .. Require repair or replacement.
Connector melted ........ A ........... ( 1) Require repair or
replacement.
Connector missing ....... C ............ Require replacement.
Contaminated ............ A .. Require repair or replacement.
Inoperative ............. B .. Require repair or replacement.
Further inspection required.
Leaking ................. A .. Require repair or replacement.

Page 685 of 1378

JEEP CHEROKEE 1988 Service Repair Manual Missing ................. C ............ Require replacement.
Resistance out of
specification .......... B .. Require repair or replacement.
Terminal broken ......... A .. Require repair

Missing ................. C ............ Require replacement.
Resistance out of
specification .......... B .. Require repair or replacement.
Terminal broken ......... A .. Require repair or replacement.
Terminal burned, affecting
performance ............ A ........... (1) Require repair or
replacement.
Terminal burned, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal corroded,
affecting performance .. A .. Require repair or replacement.
Terminal corroded, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal loose, affecting
performance ............ B .. Require repair or replacement.
Terminal loose, not
affecting performance .. 1 .. Suggest repair or replacement.
Threads damaged ......... A .. Require repair or replacement.
Threads stripped (threads
missing) ............... A ............ Require replacement.
Wire lead conductors
exposed ................ B .. Require repair or replacement.
Wire lead corroded ...... A .. Require repair or replacement.
Wire lead open .......... A .. Require repair or replacement.
Wire lead shorted ....... A .. Require repair or replacement.
( 1) - Determine cause and correct prior to repair or
replacement of part.
( 2) - Determine source of contamination, such as engine
coolant, fuel, metal particles, or water. Require
repair or replacement.
( 3) - Inoperative includes intermittent operation or out of OEM
specification. Some components may be serviceable; check
for accepted cleaning procedure.
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DECEL VALVES
See ASPIRATOR, CHECK AND DECEL VALVES .
DEFLECTORS
See SHROUDS, BAFFLES AND DEFLECTORS .
DIP STICKS AND TUBES
DIP STICK AND TUBE INSPECTION\
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Condition Code Procedure
Application incorrect ... B ............ Require replacement.
Bent .................... 2 .. Suggest repair or replacement.
Broken, affecting
performance (for example,
fuel mixture) .......... A .. Require repair or replacement.
Broken, not affecting
performance ............ 2 .. Suggest repair or replacement.
Leaking, affecting
performance (for example,
fuel mixture) .......... A .. Require repair or replacement.
Leaking, not affecting
performance ............ 2 .. Suggest repair or replacement.
Missing C Require replacement.

Page 686 of 1378

$JEEP CHEROKEE 1988 Service Repair Manual ��\ ��\ ��\ ��\ ��\ ��\ ��\ �� DIP STICK TUBES See DIP STICKS AND TU$

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DIP STICK TUBES
See DIP STICKS AND TUBES .
DISTRIBUTOR ADVANCES AND RETARDERS (MECHANICAL AND VACUUM)
DISTRIBUTOR ADVANCE AND RETARDER (MECHANICAL AND VACUUM) INSPECTION\
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Condition Code Procedure
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Binding ................. A .. Require repair or replacement.
Inoperative ............. A ........... ( 1) Require repair or
replacement.
Leaking ................. A ............ Require replacement.
Out of specification .... B .. Require repair or replacement.
( 1) - Inoperative includes intermittent operation.
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DISTRIBUTOR BOOTS AND SHIELDS
DISTRIBUTOR BOOT AND SHIELD INSPECTION\
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Condition Code Procedure
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Deteriorated ............ A ............ Require replacement.
Leaking ................. A ............ Require replacement.
Missing ................. A ............ Require replacement.
Torn .................... A ............ Require replacement.
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DISTRIBUTOR CAPS
DISTRIBUTOR CAP INSPECTION\
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Condition Code Procedure
Application incorrect ... B ............ Require replacement.
Arcing .................. A ............ Require replacement.
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.

Page 687 of 1378

JEEP CHEROKEE 1988 Service Repair Manual Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............

Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Burned .................. A ............ Require replacement.
Carbon button missing ... A ............ Require replacement.
Carbon button worn,
affecting performance .. A ............ Require replacement.
Carbon button worn, not
affecting performance .. 1 ............ Suggest replacement.
Carbon-tracked .......... A ............ Require replacement.
Cracked ................. A ............ Require replacement.
Loose ................... 2 .. Suggest repair or replacement.
Terminal broken ......... A .. Require repair or replacement.
Terminal burned, affecting
performance ............ A ........... (1) Require repair or
replacement.
Terminal burned, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal corroded,
affecting performance .. A .. Require repair or replacement.
Terminal corroded, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal eroded, affecting
performance ............ A .. Require repair or replacement.
Terminal eroded, not
affecting performance .. .. ........ No service suggested or
required.
Terminal loose, affecting
performance ............ B .. Require repair or replacement.
Terminal loose, not
affecting performance .. 1 .. Suggest repair or replacement.
( 1) - Determine cause and correct prior to repair or
replacement of part.
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DISTRIBUTOR RETARDERS (MECHANICAL AND VACUUM)
See
DISTRIBUTOR ADVANCES AND RETARDERS (MECHANICAL AND VACUUM) .
DISTRIBUTOR ROTORS
DISTRIBUTOR ROTOR INSPECTION\
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Condition Code Procedure
Application incorrect ... B ............ Require replacement.
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Carbon-tracked .......... A ............ Require replacement.
Contact burned .......... A ............ Require replacement.
Corroded ................ 1 ............ Suggest replacement.

Page 688 of 1378

JEEP CHEROKEE 1988 Service Repair Manual Eroded .................. 1 ............ Suggest replacement.
Loose ................... A .. Require repair or replacement.
Out of specification .... B ............ Require replacement.
�

Eroded .................. 1 ............ Suggest replacement.
Loose ................... A .. Require repair or replacement.
Out of specification .... B ............ Require replacement.
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DISTRIBUTOR SHIELDS
See DISTRIBUTOR BOOTS AND SHIELDS .
DISTRIBUTORS
DISTRIBUTOR INSPECTION\
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Condition Code Procedure
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Bushings worn, affecting
performance ............ A .. Require repair or replacement.
Bushings worn, not
affecting performance .. 1 .. Suggest repair or replacement.
Cam lobes worn, affecting
performance ............ A .. Require repair or replacement.
Cam lobes worn, not
affecting performance .. 1 .. Suggest repair or replacement.
Gear broken ............. A .. Require repair or replacement.
Gear worn, affecting
performance ............ A ............ Require replacement.
Gear worn, not affecting
performance ............ .. ........ No service suggested or
required.
Integrated pickup
triggering device
loose .................. A .. Require repair or replacement.
Integrated pickup
triggering device
magnetism incorrect .... A .. Require repair or replacement.
Leaking oil internally .. A .. Require repair or replacement.
Noisy ................... 2 .. Suggest repair or replacement.
Pickup triggering device
(reluctor) broken ...... A .. Require repair or replacement.
Pickup triggering device
(reluctor) loose ....... A .. Require repair or replacement.
Pickup triggering device
(reluctor) weak ........ A .. Require repair or replacement.
Reluctor (pickup
triggering device)
broken ................. A .. Require repair or replacement.
Reluctor (pickup
triggering device)
loose .................. A .. Require repair or replacement.
Reluctor (pickup
triggering device)
weak ................... A .. Require repair or replacement.
Shaft bent .............. A ............ Require replacement.
Thrust washer broken .... A .. Require repair or replacement.

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