Jeep Cherokee (XJ): Disassembly and assembly
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Transmission and transfer case > Automatic transmission-30RH > Disassembly and assembly
- Governor and park gear. Valve body. Transmission
- Overrunning clutch/low-reverse drum. Front servo piston. Rear servo piston
- Oil pump and reaction shaft support
- Front clutch. Rear clutch. Planetary geartrain/output shaft
Output shaft rear bearing. Governor and park gear. Park lock
Output shaft rear bearing
REMOVAL
(1) Remove extension housing.
(2) Remove snap ring that retains rear bearing on
output shaft (Fig. 84).
(3) Remove bearing from output shaft.
INSTALLATION
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Governor and park gear. Valve body. Transmission
Governor and park gear
DISASSEMBLY
(1) Remove governor body from transmission.
(2) Clean and inspect governor filter (Fig. 89).
(3) Remove snap ring and washer that secure governor
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Other materials:
Powertrain control module (PCM)
DESCRIPTION
The Powertrain Control Module (PCM) is located
in the engine compartment (Fig. 1). The PCM is
referred to as JTEC.
OPERATION
The PCM operates the fuel system. The PCM is a
pre-programmed, triple microprocessor digital computer.
It regulates ignition timing, air-fuel ratio,
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