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2003
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SC 430 V8-4.3L (3UZ-FE)
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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C Code Charts
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C1257
C1257
DTC C1257 IG POWER SOURCE
DTC Detecting Condition:
CIRCUIT DESCRIPTION
Wiring Diagram:
Step 1 - 3:
Step 4:
INSPECTION PROCEDURE
