Jeep Cherokee 2000 Service Manual - page 1928
(M)
Malfunction Indicator Lamp (MIL) illuminated during engine operation if this DTC was
recorded (depending if required by CARB and/or EPA). MIL is displayed as an engine icon on
instrument panel.
P0743 (M)
Torque Converter Clutch Solenoid/
Trans Relay Circuits
An open or shorted condition detected in the torque
converter part throttle unlock solenoid control circuit (3 or
4-speed auto. trans. only).
P0748 (M)
Governor Pressur Sol Control/Trans
Relay Circuits
An open or shorted condition detected in the Governor
Pressure Solenoid circuit or Trans Relay Circuit in JTEC
RE transmissions.
P0748 (M)
Governor Pressure Sol Control/Trans
Relay Circuits
An open or shorted condition detected in the governor
pressure solenoid or relay circuits (4-speed auto. trans.
only).
P0751 (M)
O/D Switch Pressed (Lo) More Than
5 Minutes
Overdrive override switch input is in a prolonged
depressed state.
P0751 (M)
O/D Switch Pressed (LO) More Than
5 Min
Overdrive Off switch input too low for more than 5
minutes (4-speed auto. trans. only).
P0753 (M)
Trans 3-4 Shift Sol/Trans Relay
Circuits
An open or shorted condition detected in the overdrive
solenoid control circuit or Trans Relay Circuit in JTEC RE
transmissions. Was MIL code 45.
P0753 (M)
Trans 3-4 Shift Sol/Trans Relay
Circuits
An open or shorted condition detected in the transmission
2-4 shift solenoid circuit (4-speed auto. trans. only).
P0756
AW4 Shift Sol B (2-3) Functional
Failure
Shift solenoid B (2-3) functional fault - Aisin transmission
P0783 (M)
3-4 Shift Sol, No RPM Drop at
Lockup
The overdrive solenoid is unable to engage the gear
change from 3rd gear to the overdrive gear.
P0801
Reverse Gear Lockout Circuit Open
or Short
An open or shorted condition detected in the transmission
reverse gear lock-out solenoid control circuit.
P0830
Clutch Depressed Switch Circuit
Problem detected in clutch switch circuit.
P0833
Clutch Released Switch Circuit
Problem detected in clutch switch circuit.
P1110
Decrease Engine Performance Due
To High Intake Air Temperature
Intake manifold air temperature is above the engine
protection limit. Engine power will be derated.
P1180
Decreased Engine Performance Due
To High Injection Pump Fuel Temp
Fuel temperature is above the engine protection limit.
Engine power will be derated.
P1195 (M)
1/1 O2 Sensor Slow During Catalyst
Monitor
A slow switching oxygen sensor has been detected in
bank 1/1 during catalyst monitor test. (Also see SCI DTC
$66) (was P0133)
P1196 (M)
2/1 O2 Sensor Slow During Catalyst
Monitor
A slow switching oxygen sensor has been detected in
bank 2/1 during catalyst monitor test. (Also see SCI DTC
$7A) (was P0153)
P1197
1/2 O2 Sensor Slow During Catalyst
Monitor
A slow switching oxygen sensor has been detected in
bank 1/2 during catalyst monitor test. (Also see SCI DTC
$68) (was P0139)
P1198
Radiator Temperature Sensor Volts
Too High
Radiator coolant temperature sensor input above the
maximum acceptable voltage.
P1199
Radiator Temperature Sensor Volts
Too Low
Radiator coolant temperature sensor input below the
minimum acceptable voltage.
P1281
Engine is Cold Too Long
Engine coolant temperature remains below normal
operating temperatures during vehicle travel (Thermostat).
25 - 10
EMISSION CONTROL SYSTEMS
XJ
DESCRIPTION AND OPERATION (Continued)