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Engine Controls - Tests W/O Codes
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Engine Controls - Tests W/O Codes
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Introduction
Symptoms
Symptom Diagnosis
Difficult To Start Or No Start
Preliminary Checks
Engine Cold
Engine At Operating Temperature
Engine Hot
Hesitates
Preliminary Checks
Engine Cold
Engine At Operating Temperature
Engine Hot
High Idle After Warm-Up
Preliminary Checks
Fluctuating Idle Speed (Hunting)
Unstable Idle
Engine Stalls
Engine Cold
Engine Hot
On Deceleration
Lack Of Power
Engine Knock (Ping)
Preliminary Checks
Surging
Backfire Through Intake
Backfire Through Exhaust
INTERMITTENTS
Intermittent Problem Diagnosis
Test Procedures
Intermittent Simulation