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Volkswagen
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1988
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Jetta L4-1781cc 1.8L DOHC
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Technical Service Bulletins
Ignition System: Technical Service Bulletins
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Customer Interest
Engine - No or Hard Start Below 32 Degrees Fahrenheit
Engine - No Start, Hard Start, or Poor Running
Engine - Misfire
By Symptom
Customer Interest
Engine - No or Hard Start Below 32 Degrees Fahrenheit
Engine - No Start, Hard Start, or Poor Running
Engine - Misfire
Driveability
Engine - No Start, Hard Start, or Poor Running
Engine - Misfire
Starting problems
Engine - No or Hard Start Below 32 Degrees Fahrenheit
Engine - No Start, Hard Start, or Poor Running
All Technical Service Bulletins
Tools - Caution Label for Engine Tester
Engine Control Harness Connector Terminals - Replacing
Engine - No or Hard Start Below 32 Degrees Fahrenheit
Knock Sensor - Revised
Knock Sensor - Avoiding Unnecessary Replacement
Engine - No Start, Hard Start, or Poor Running
Engine - Misfire