Home/Jeep/Wrangler/Jeep Wrangler I (1986-1995)/Repair manual/Engine Controls - Tests W/codes - 2.5l
Manual sections
Repair manual

Engine Controls - Tests W/codes - 2.5l Jeep Wrangler I

Step-by-step instructions on "Engine Controls - Tests W/codes - 2.5l" for Jeep Wrangler I (1986–1995). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

20subsections
20articles
78illustrations

INTRODUCTION

1 article

SELF-DIAGNOSTIC SYSTEM

1 article

"HARD FAILURES"

1 article

"INTERMITTENT FAILURES"

1 article

PRELIMINARY CHECKS

1 article

ECU CHECKOUT PROCEDURE

1 article

DRB-II JEEP PROBLEMS

1 article

JEEP DRB-II ADAPTER

1 article

VEHICLES TESTED

1 article

HOW TO USE

1 article

SELECT VEHICLE

1 article

DIAGNOSIS & SYSTEM TESTING

1 article

STATE DISPLAYS

1 article

CLEARING CODES

1 article

DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

1 article

ECU LOCATION

1 article

SUMMARY

1 article

FAULT 1065: LEAN O2 SENSOR INPUT

1 article

FAULT 1066: RICH O2 SENSOR INPUT

1 article