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Diagnostic Procedures

Fig 1: DTC P0201-P0206: Injector Control Circuit (Steps 1-9)
G00249023Courtesy of GENERAL MOTORS CORP.
Fig 2: DTC P0201-P0206: Injector Control Circuit (Steps 10-17)
G00249024Courtesy of GENERAL MOTORS CORP.
DIAGNOSTIC TROUBLE CODE VS. CYLINDER IDENTIFICATION

DTC Injector No.
P0201 (1) 1
P0202 2
P0203 3
P0204 4
P0205 5
P0206 6
(1) Injector No. 1 is the first injector on the right cylinder head.
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