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1993
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Century Custom, 4D Sedan, 2.2 4
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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/Codes - 3.3L
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ECM/Pcm Code Charts
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Code 26 - Quad-Driver Error (3 Of 3)
Code 26 - Quad-Driver Error (3 Of 3)
NOTE:
Test number refers to number on diagnostic chart.
4)
This step determines if problem is circuit or component. Factory-installed ECM has an internal fuse and is unlikely to need replacement.
Fig 1: Code 26 Flow Chart (3 of 3) Quad-Driver Error