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Home >> Lexus >> 1994 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Poor Fuel Economy

Poor Fuel Economy

SYMPTOM - Poor Fuel Economy

Possible Causes
1. Faulty Spark Plugs
2. Incorrect Ignition Timing

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