ECM INPUT AND OUTPUT CONFIGURATION -726280866

TM 9-2320-364-20-1

2-14. DDEC III/IV TROUBLESHOOTING (CONT).

Section V. DIAGNOSTIC DATA READER INFORMATION (Cont.)

C.4 ECM INPUT AND OUTPUT CONFIGURATION

The view ECM Input and Output Configuration selection is the set of DDEC III/IV data that describe the functions assigned to

the ECM input and output connector terminals that is currently programmed in the DDEC III/IV calibration.

NOTES:

(1) The connector cavity designations describe the physical locations of the assigned functions.

(2) The DDR displays the assigned function text as described in Table 2-21 (Vehicle Switch Input Options) and Table 2-22

(ECM Output Options) on page 2-798.

(3) `N/A' will be displayed if a function number of (0 = NONE) has been assigned to any of the connector cavities.

(4) Menu items that are not applicable (N/A) to PLS are not shown in the following charts.

G1 DIAG REQUEST

Definition: Indicates the functional configuration of the switch input at connector cavity G1 (diagnostic request

switch).

A1 EXT BRK ENAB

Definition: Indicates the functional configuration of the output at connector cavity A1 (engine brake enable).

J3 PWR TRAIN DEMAND

Definition: Indicates the functional configuration of the PWM output at connector cavity J3 (power train demand).