Jeep Cherokee (XJ): Service procedures
- Valve timing. Valve service. Piston fitting
- Piston ring-fitting
- Fitting connecting rod bearings. Fitting crankshaft main bearings. Form-in-place gaskets
- Engine performance. Honing cylinder bores. Repair damaged or worn threads
- Service engine assembly (short block). Hydrostatic lock. Engine oil service
Engine diagnosis-introduction
Engine diagnosis is helpful in determining the
causes of malfunctions not detected and remedied by
routine maintenance.
These malfunctions may be classified as eithe ...
Valve timing. Valve service. Piston fitting
Valve timing
Disconnect the spark plug wires and remove the
spark plugs.
Remove the engine cylinder head cover.
Remove the capscrews, bridge and pivot assembly,
and rocker arms from above the ...
Other materials:
Trip definition. Component monitors. Non-monitored circuits
Trip definition
OPERATION
The term "Trip" has different meanings depending
on what the circumstances are. If the MIL (Malfunction
Indicator Lamp) is OFF, a Trip is defined as
when the Oxygen Sensor Monitor and the Catalyst
Monitor have been completed in the same drive cycle.
When any Emissio ...