LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Jeep
>>
2021
>>
Cherokee Altitude, 4WD
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Emissions Control
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Emissions Control
Expand All (for easy ctrl-f)
Collapse All
Catalyst Monitor
Description
Operation
Diagnosis And Testing
Catalyst Monitoring System
Notes
Diagnosis And Testing - O2 Sensor (4 CYL)
Diagnosis And Testing - O2 Sensor (V6 And V8)
Crankcase Ventilation
Description And Operation
Diagnosis And Testing
PCV System Diagnostics (Turbo Or Non-Turbo Engines)
Valve, Positive Crankcase Ventilation (PCV)
Removal
2.0L
2.4L
3.2L
Installation
2.0L
2.4L
3.2L
Evaporative Emissions
Description
Description - Non Turbo
Description - Turbo
Operation
Operation - Non Turbo
Operation - Turbo
Diagnosis And Testing
EVAP Emissions System - Non Turbo
Diagnosis And Testing - Turbo
Technical Specifications
Torque Specifications
Filter, Vapor Canister
Removal
Installation
Canister, Vapor
Removal
Installation
Sensor, Crankcase Pressure
Removal
Installation
Sensor, Fuel Tank Pressure
Removal
Installation
Solenoid, Evaporative Emissions Purge
Removal
Evaporative Emissions Purge Solenoid
OBD Vent Valve
Installation
Evaporative Emissions Purge Solenoid
OBD Vent Valve
Switch, Evaporative Emissions System Monitor
Removal
Installation
Exhaust Gas RECIRCULATION
Description
EGR System Description
Operation
Diagnosis And Testing
Exhaust Gas RECIRCULATION (EGR) System
Technical Specifications
Torque Specifications
Cooler, Exhaust Gas RECIRCULATION (EGR)
Removal
Installation
Sensor, EGR Temperature
Removal
Installation
Tube, Exhaust Gas RECIRCULATION (EGR)
Removal
Installation
Valve, Exhaust Gas RECIRCULATION (EGR)
Removal
Installation
Permanent Fault Codes
Diagnosis And Testing
Permanent Fault Codes