ENGINE DATA LIST (cont) -726280850

TM 9-2320-364-20-1

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

Section V. DIAGNOSTIC DATA READER INFORMATION (Cont.)

SRS RECEIVED

Definition: Indicates that the ECM has received a signal from the Synchronous Reference Sensor (SRS) during this

ignition cycle.

Typical Range: YES or NO

IDLE SPD RPM

Definition: Indicates the current engine idle speed in RPM.

Typical Range: 0 to 1000 RPM

ENG GOVR

Definition: Indicates which DDEC governor is currently active.

Typical Range: NONE, IDLE, HIGH SPD, CRUISE, ROAD SPD, CRUZ VSG, H20 PGS

HALF ENGINE

Definition: Indicates the active/inactive status of the Half Engine Mode.

Typical Range: YES or NO

ENG BRAKE

Definition: Indicates the active/inactive status of the engine brake.

Typical Range: LOW, MED, HIGH or OFF

%TQ LIMIT

Definition: Torque Reduction Factor -- Indicates the ratio of current output torque allowed (due to adverse operating

conditions) to maximum torque available at current engine speed (under normal operating conditions).

Typical Range: 0 to 100%

FUEL RATE GHR

Definition: Indicates the amount of fuel consumed by the engine per unit time.

Typical Range: 0.0 to 999.9 GPH / 0.0 to 999.9 LPH

FUEL MPG or L/100km

Definition: Indicates the current fuel economy at the current vehicle velocity.

Typical Range: 0.0 to 99.9 MPG / 0.0 to 99.9 L/100km

VEHICLE SPD MPH or KPH

Definition: Indicates the vehicle road speed in MPH or KPH.

Typical Range: (0 to 999 MPH / 0 to 999 KPH) or N/A

PWM DRIVE #1

Definition: Indicates the active duty cycle of the Pulse Width Modulated (PWM) port #1.

Typical Range: 0 to 100%

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