Section 139 (Engine Controls - Basic Testing - 4.0L)

WARNING: This page is about a different car, the 1994 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

Introduction
Preliminary Inspection & Adjustments
- Visual Inspection
- Mechanical Inspection
  - Compression
  - Exhaust System Backpressure
Fuel System
- Fuel Pressure
Ignition Checks
- Secondary Spark
- Ignition Primary
Summary