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Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC (1) Description Perform Test
P0622 Generator Field Terminal Circuit (2)
P1246 System Voltage Failure (2)
(1) Codes listed in this table are only for testing covered in this article. For complete DTC listing, see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.
(2) See TEST HY: GENERATOR/REGULATOR SYSTEM under SYSTEM TESTS in appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.
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