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Input Selection
Retarder Med/High Switch /
OEM
/
Description:
The Retarder Med/High Switch parameter identifi es how
the Retarder Med/High Switch is connected to the ECM.
The switch itself controls the operation of the Engine
Retarder Solenoids. If the switch is to be hardwired
to the ECM, the Med/High Input should be wired to the
ECM connector J1/P1 terminal 40.
Available:
C-10, C-12, C-15, C-16, C11, C13, C15 heavy duty engines
and all EPA’07 On-Highway Engines
Range:
Engine Range Default
Pre-2007
J1939 Cab Controller,
J1939 Body Controller,
J1939 Instrument Cluster*
J1/P1:23
& 40
EPA’07 and
newer C7, C9,
C13 & C15
None
J1/P1: 6, 7, 22, 23, 35, 40, 44,
45, 46, 47, 56, 58, 59, 60
Or
J1939 Body Controller
J1939 Cab Controller
J1939 Instrument Cluster
J1939 Cab Display
J1/P1:40
*Note: J1939 alternatives NOT available on PM OCT01 heavy-duty
engines (C-10, C-12, C-15, C-16)