LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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Lexus
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1990
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ES 250 Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Tests W/O Codes
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Poor DRIVEABILITY
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Surging
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Poor DRIVEABILITY: Surging
Check fuel pump and fuel pressure regulator. See SYSTEM/COMP TESTS article.
Check spark plugs and distributor.
Check fuel injectors. See SYSTEM/COMP TESTS article.
Check ECU. See SYSTEM/COMP TESTS article.