Jeep Cherokee (XJ): On-board diagnostics
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Emission control systems > On-board diagnostics
- Emission system. Malfunction indicator lamp (mil). State display test mode
- Circuit actuation test mode. Diagnostic trouble codes. Diagnostic trouble code descriptions
- Task manager
- Monitored systems
- Trip definition. Component monitors. Non-monitored circuits
- High and low limits. Load value
Emission system. Malfunction indicator lamp (mil). State display test mode
Emission system
OPERATION
The Powertrain Control Module (PCM) monitors
many different circuits in the fuel injection, ignition,
emission and engine systems. If the PCM senses a
problem with a moni ...
Other materials:
Off-road driving tips
When To Use 4WD LOW Range
When off-road driving, shift to 4WD LOW for additional
traction and control on slippery or difficult terrain,
ascending or descending steep hills, and to increase
low-speed pulling power (refer to "All Wheel Drive and
Four-Wheel Drive Operation" in this section for furt ...