Jeep 1996 Grand Cherokee Service Manual - page 1443
MIL
CODE
*
GENERIC
SCAN
TOOL
CODE
HEX
CODE
DRB SCAN TOOL DISPLAY
DESCRIPTION OF DIAGNOSTIC
TROUBLE CODE
or
P0712
4A
Trans Temp Sensor Voltage too
Low
Transmission temperature sensor
or
P0713
4B
Trans Temp Sensor Voltage too
High
Transmission temperature sensor
or
P0740
94
Torq Conv Clu, No RPM Drop
At Lockup
Relationship between engine speed and
vehicle speed indicates no torque converter
clutch engagement.
or
P0743
0C
Torque Converter Clutch
Soleniod CKT
An open or shorted condition detected in the
torque converter part throttle unlock solenoid
control circuit.
or
P1899
72
P/N switch Stuck In Park Or In
Gear
Park/Neutral Switch Performance
41***
0B
Generator Field Not Switching
Properly
An open or shorted condition detected in the
generator field control circuit.
42*
65
Fuel Pump Relay Control Circuit
An open or shorted condition detected in the
fuel pump relay control circuit.
or
0A
Auto Shutdown Relay Control
Circuit
An open or shorted condition detected in the
auto shutdown relay circuit.
or
2C
No ASD Relay Output Voltage
at PCM
An Open condition Detected In The ASD
Relay Output Circuit.
or
95
Fuel Level Sending Unit Volts
Too Low
Open circuit between BCM and fuel gauge
sending unit.
or
96
Fuel Level Sending Unit Volts
Too High
Circuit shorted to voltage between BCM and
fuel gauge sending unit.
or
97
Fuel Level Unit No Change
Over Miles
No movement of fuel level sender detected.
43**
P0300
6A
Multiple Cylinder Misfire
Misfire detected in multiple cylinders.
or
P0301
6B
Cylinder #1 Misfire
Misfire detected in cylinder #1.
or
P0302
6C
Cylinder #2 Misfire
Misfire detected in cylinder #2.
or
P0303
6D
Cylinder #3 Misfire
Misfire detected in cylinder #3.
or
P0304
6E
Cylinder #4 Misfire
Misfire detected in cylinder #4.
or
P0305
AE
Cylinder #5 Misfire
Misfire detected in cylinder #5.
or
25 - 6
EMISSION CONTROL SYSTEMS
ZJ
DESCRIPTION AND OPERATION (Continued)