FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Lexus
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1994
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SC 400 V8-4.0L (1UZ-FE)
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Engine Backfires
Engine Backfires
SYMPTOM - Backfire (After Fire) All the Time
Possible Causes
1.
Incorrect
Ignition Timing