Section 116 SPN 3597

Section 116
SPN 3597

This SPN indicates a Proportional Valve Bank 1 circuit problem. Proportional Valve Bank 1 supplies voltage to the engine brake solenoid valve low and engine fan control solenoid via MCM circuit 91; Proportional Valve Bank 1 also supplies voltage to the air seal pressure regulator valve via MCM circuit 93.‪

116.1 SPN 3597/FMI 4

EPA07 DD15 Troubleshooting Guide - DDC-SVC-MAN-0029
Generated on 10-13-2008

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