Jeep Cherokee (XJ): Diagnosis and testing
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Transmission and transfer case > Automatic transmission-30RH > Diagnosis and testing
- Automatic transmission diagnosis. Effects of incorrect fluid level. Causes of burnt fluid
- Fluid contamination. Preliminary diagnosis. Park/neutral position switch
- Gearshift cable. Throttle valve cable. Road testing
- Analyzing road test. Hydraulic pressure test. Air testing transmission clutch and band operation
- Converter housing fluid leak diagnosis. Diagnosis charts
Gearshift mechanism. Converter drainback valve. Brake transmission shift interlock
mechanism
Gearshift mechanism
DESCRIPTION
The shift mechanism is cable operated and provides
six shift positions. The shift indicator is located
on the console next to the gear shift. The shift positions
ar ...
Automatic transmission diagnosis. Effects of incorrect fluid level. Causes of burnt fluid
Automatic transmission diagnosis
Automatic transmission problems can be a result of
poor engine performance, incorrect fluid level, incorrect
linkage or cable adjustment, band or hydraulic
control ...
Other materials:
Fuel pump relay-pcm output. Idle air control (iac) motor-pcm
output. Radiator fan relay-pcm output
Fuel pump relay-pcm output
DESCRIPTION
The 5-pin, 12-volt, fuel pump relay is located in
the Power Distribution Center (PDC). Refer to the
label on the PDC cover for relay location.
OPERATION
The Powertrain Control Module (PCM) energizes
the electric fuel pump through the fuel pump relay.
T ...