Brad's Car Manuals
: A 3rd party mirror of CHARM + LEMON car manuals
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Lexus
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1998
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LX 470
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System Tests W/O Codes
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Symptoms
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Poor Idling
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Surging
Poor Idling: Surging
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Check ECM power source circuit with ignition on.
Check fuel pump control circuit.