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7A1–84 AUTOMATIC TRANSMISSION (4L30-E) DIAGNOSTIC TROUBLE CODE (DTC) 26 SUPPLY VOLTAGE TOO HIGH This DTC flashes the CHECK TRANS indicator and Circuit Description: The ignition voltage of Transmission Control Diagnostic Aids: • This Diagnostic is an electrical test done by the • Detection conditions: terminal A7 or A8 and ground C1 is higher 2 The condition needs to be present for at least 1 second. • Action after the detection time : BACKUP MODE • Recovery conditions: To recover, ignition voltage =15.5 volts. B BATTERY B FUSE ENGINE BATTERY INPUT EB-12 EB-14 RELAY & X-18 3 X-18 5 ECM 19 E-61 28 E-60 BATTERY A4 C1 D1 TRANSMISSION — + RED/ GRN H-25 2 1 RED/BLU RED/BLU BLU/RED A7 BLK C-95 C-96 7 A8 GROUND IGNITION D07LW010 |