1988 Jeep Cherokee Service Manual
Comprehensive service reference for Jeep Cherokee & Wagoneer (XJ) 2.5L & 4.0L models from 1988 to 2001. Covers engine overhaul, intake & exhaust manifolds, cylinder head, valves, and more.
Manual Preview
Sample pages from the 1988 Jeep Cherokee Service Manual manual
Purchase & Download
Jeep Models Covered & Key Technical Specifications
Models: Jeep Cherokee, Jeep Comanche, Jeep Wagoneer, Jeep Wrangler
Sub-models / Variants: 2.5L 4-Cylinder, 4.0L 6-Cylinder, 4.2L 6-Cylinder, TBI, MPFI, 2-Bbl, Automatic Transmission, Manual Transmission
Build Years: 1988
Serial Numbers: VIN character 4 (engine size), VIN character 10 (model year)
Technical Data:
- 2.5L Engine Power: 117 HP @ 5000 RPM
- 4.0L Engine Power: 173 HP @ 2500 RPM
- 4.2L Engine Power: 112 HP @ 3000 RPM
- Cylinder Head Bolt Torque (2.5L): 110 ft. lbs. (standard), 100 ft. lbs. (bolt No. 8)
- Cylinder Head Bolt Torque (4.0L): 110 ft. lbs. (standard), 100 ft. lbs. (bolt No. 11)
- Cylinder Head Bolt Torque (4.2L): 85 ft. lbs. (standard), 75 ft. lbs. (bolt No. 11)
- Crankcase Capacity (2.5L): 4 quarts (3.8 L)
- Crankcase Capacity (4.0L): 5.5 quarts (5.2 L)
- Crankcase Capacity (4.2L): 5 quarts (4.7 L)
- Fuel Pressure (2.5L): 17.3 psi
- Fuel Pressure (4.0L): 31-39 psi
Jeep Manual Features & Content Preview
1988 Jeep Cherokee and Related Models Service Documentation
- Covers 1988 Jeep Cherokee, Comanche, Wagoneer, and Wrangler models equipped with 2.5L TBI, 4.0L MPFI, and 4.2L carbureted engines
- Official Chrysler Motors technical publication containing engine overhaul, fuel system, and electrical control documentation
- Includes 12 detailed diagnostic flow charts for engine control systems and ignition testing
- Features 12 full-system electrical wiring diagrams for various engine and transmission configurations
- Contains 8 specific manifold and cylinder head bolt tightening sequence diagrams with corresponding torque values
- Delivered as a direct download the moment payment clears
- Stored against your account so you can retrieve it after a hard-drive loss
- This 1988 edition serves as the original reference for the Chrysler-manufactured engine line across the XJ and YJ platforms
Engine and Powertrain Documentation
This manual provides technical data and maintenance procedures for the 1988 Jeep Cherokee, Wagoneer, Comanche, and Wrangler engine family. The content focuses on engine identification, mechanical removal and installation, and detailed component specifications for the 2.5L, 4.0L, and 4.2L powerplants. It details valve arrangement, cylinder head service limits, and torque settings for critical assemblies including main bearings, connecting rods, and intake manifolds. Understanding factory workshop documentation is vital for technicians identifying component fitment based on factory-stamped engine codes.
Technical Data and Diagnostic Scope
The manual includes extensive sections on the Computerized Engine Control (CEC) system, detailing sub-systems like fuel injection, ignition advance, and idle speed regulation. It lists sensor reference values for the coolant temperature sensor (CTS), manifold absolute pressure (MAP) sensor, and oxygen sensors across various operating temperatures. The document also provides fuel system testing procedures, including pressure test port specifications and fuel flow verification. Spark timing and idle control values are documented for all covered engine configurations, allowing for precise system calibration.
Manual FAQ, Purchase & Download Details
Customer Reviews
Read what our customers say about this Jeep SUV manual and share your own experience.