DDEC III/IV Single ECM Troubleshooting

Section 7.2 DDEC Feature Summary

Section 7.2
DDEC Feature Summary

The "x" in a column indicates that this feature has always been available. The numbers indicate the software release that the feature was introduced. A number in the DDR column represents the ECM software release that made the feature available, or able to be changed with the tool listed in the comments column. Parameters that are configured in the Application Code Only are listed in Table "Parameters That Are Configured in Application Code Only" . ‪

Parameter Name

APPL Code 6N4C Only

Mainframe Only

Program Station

DDR / DDL

Comments

Air Compressor Governor System‪

4‪

-‪

-‪

-‪

-‪

Air Temp Sensor‪

x‪

-‪

-‪

-‪

-‪

Air Temp Torque Reduction‪

3‪

-‪

-‪

-‪

-‪

Barometric Pressure Sensor‪

x‪

-‪

-‪

-‪

-‪

Coolant Level Sensor‪

x‪

-‪

-‪

-‪

-‪

Coolant Pressure Sensor‪

x‪

-‪

-‪

-‪

-‪

Crankcase Pressure Sensor‪

x‪

-‪

-‪

-‪

-‪

Cruise MIN r/min‪

x‪

-‪

-‪

-‪

Typically 1100 r/min‪

Disable EOP on VSG‪

x‪

-‪

-‪

-‪

Typically fire trucks only‪

Dual Fuel BOI‪

x‪

-‪

-‪

-‪

Methanol engines; replaces fuel pressure sensor‪

Enable Engine Brakes‪

x‪

-‪

-‪

-‪

May be Jakes, KD (S55) or DVB (S55) beginning w/R4‪

Engine Overtemp Protection‪

x‪

-‪

-‪

-‪

Engine power limiting based on high engine temps OTS, CTS, ICTS‪

Engine Protection Configuration‪

x‪

-‪

-‪

-‪

Temp limits F & amt of power/speed reduction‪

Engine Sync‪

x‪

-‪

-‪

-‪

-‪

Engine Sync Pulses‪

x‪

-‪

-‪

-‪

Typically 12‪

Fan Control Configuration‪

x‪

-‪

-‪

-‪

Includes activation temps‪

Fuel Pressure Sensor‪

x‪

-‪

-‪

-‪

-‪

Glow Plugs‪

x‪

-‪

-‪

-‪

Methanol engines‪

Idle Operation at Zero VSG‪

x‪

-‪

-‪

-‪

Typically set for on-highway applications‪

Intercooler Temp Sensor‪

x‪

-‪

-‪

-‪

-‪

LSG Low Side Diagnostics (Code 22)‪

x‪

-‪

-‪

-‪

-‪

LSG Override VSG‪

x‪

-‪

-‪

-‪

-‪

Oil Pressure Sensor‪

x‪

-‪

-‪

-‪

-‪

Oil Temp Sensor‪

x‪

-‪

-‪

-‪

-‪

Pressure Governor System‪

x‪

-‪

-‪

-‪

Fire truck applications‪

PWM Fan Control‪

3‪

-‪

-‪

-‪

Assigned to PWM4 w/R3; can be programmed for PWM2 or PWM4 w/R4*‪

PWM Fan Control Configuration‪

3‪

-‪

-‪

-‪

Includes duty cycle levels and temperatures‪

VSG‪

x‪

-‪

-‪

-‪

-‪

VSG Low Side Diagnostics (Code 11)‪

x‪

-‪

-‪

-‪

Typically not set for on-highway applications‪

VSG Operation at Higher Vehicle Speeds‪

5‪

-‪

-‪

-‪

Typically set to 3 mph‪

VSG Using Foot Pedal‪

x‪

-‪

-‪

-‪

Changes scale of r/min per count‪

Table 1. Parameters That Are Configured in Application Code Only

Note: * Typically PWM2 for S149; PWM4 for S50/S60

The parameters that are configured in the mainframe screens only are listed in Table "Parameters that are Configured in the Mainframe Screens Only" .‪

Parameter Name

APPL Code 6N4C Only

Mainframe Only

Program Station

DDR / DDL

Comments

6N4C Group‪

-‪

x‪

-‪

-‪

-‪

6N4D Group‪

-‪

x‪

-‪

-‪

-‪

ATI Port‪

-‪

4‪

-‪

-‪

None or TURBO SPD or NAT GAS or VSG FREQ (Pin X-1)‪

Digital Torque Limiting‪

-‪

5‪

-‪

-‪

Utilizes selection of a predefined torque curve and/or speed‪

Fan Type (Digital Output)‪

-‪

x‪

-‪

-‪

-‪

Full Power Continuous Override‪

-‪

x‪

-‪

-‪

-‪

Hot Idle Speed‪

-‪

x‪

-‪

-‪

Some industrial only max 1400 r/min‪

Max Cold Idle Speed‪

-‪

3‪

-‪

-‪

Restricted for automatic trans to 700 r/min‪

Maximum Security‪

-‪

x‪

-‪

-‪

-‪

Override CCPS Faults‪

-‪

3‪

-‪

-‪

Intended for EMD‪

Override OPS Low Faults‪

-‪

3‪

-‪

-‪

Intended for EMD‪

Rating Security‪

-‪

x‪

-‪

-‪

-‪

Starter Lockout Speed Settings‪

-‪

5‪

-‪

-‪

Allows use of this out- put for other functions‪

VSG is Primary‪

-‪

x‪

-‪

-‪

-‪

Table 2. Parameters that are Configured in the Mainframe Screens Only

Parameters that can be configured by the OEM, programming station, and/or the DDR are listed in Table "Parameters that can be Configured by the OEM, Programming Station, and/or the DDR" .‪

Parameter Name

APPL Code 6N4C Only

Mainframe Only

Program Station

DDR / DDL

Comments

ACG Integral Gain‪

-‪

4‪

4‪

-‪

Air Compressor Gov‪

ACG Pressure Increment‪

-‪

4‪

4‪

-‪

-‪

ACG Proportional Gain‪

-‪

4‪

4‪

-‪

-‪

Engine Sensor Harness Outputs (3)‪

-‪

x‪

x‪

-‪

-‪

Fan A/C Timer‪

-‪

5‪

5‪

-‪

Typically set to 180 seconds (3 minutes)‪

PGS Cavitation Time Out‪

-‪

x‪

x‪

-‪

-‪

PGS Engine Speed Increment‪

-‪

x‪

x‪

-‪

-‪

PGS Integral Gain‪

-‪

x‪

x‪

-‪

-‪

PGS Proportional Gain‪

-‪

x‪

x‪

-‪

-‪

PGS Pump Pressure Increment‪

-‪

x‪

x‪

-‪

-‪

Vehicle Interface Harness Inputs (12)‪

-‪

x‪

x‪

-‪

-‪

Vehicle Interface Harness Outputs (3)‪

-‪

x‪

x‪

-‪

-‪

ACG Delta Pressure to Load‪

-‪

4‪

4‪

4‪

Air Compressor Gov‪

ACG Delta Pressure to Unload‪

-‪

4‪

4‪

4‪

-‪

ACG Maximum Pressure - 1,2,3‪

-‪

4‪

4‪

4‪

-‪

ACG Minimum Pressure - 1.2.3‪

-‪

4‪

4‪

4‪

-‪

Auxiliary Stop 1 or 2 Protection Level‪

-‪

x‪

x‪

x‪

-‪

Coolant Level Protection Level‪

-‪

x‪

x‪

x‪

-‪

Crankcase Pressure Protection Level‪

-‪

x‪

x‪

x‪

-‪

Cruise Auto Resume‪

-‪

x‪

x‪

x‪

-‪

Cruise Control Enable‪

-‪

x‪

x‪

x‪

-‪

Cruise Maximum Speed‪

-‪

x‪

x‪

x‪

-‪

Cruise Minimum Speed‪

-‪

x‪

x‪

x‪

-‪

Dynamic Fan Braking‪

-‪

x‪

2‪

2‪

-‪

Engine Brake Cruise‪

-‪

x‪

x‪

x‪

-‪

Engine Brake Increment‪

-‪

x‪

x‪

x‪

-‪

Engine Brake Low‪

-‪

x‪

x‪

x‪

-‪

Engine Brake-Svc Brake Activation‪

-‪

-‪

5‪

5‪

When set requires tap of svc brake to activate Jakes‪

Engine Brake - Minimum mph‪

-‪

-‪

5‪

5‪

Allows deactivation of Jakes below a vehicle speed‪

FEI - Calculation Type‪

-‪

5‪

5‪

5‪

Fuel Economy Incentive‪

FEI Conversion Factor, mph per mpg‪

-‪

5‪

5‪

5‪

-‪

FEI - Maximum mph‪

-‪

5‪

5‪

5‪

-‪

FEI - Minimum mpg‪

-‪

5‪

5‪

5‪

-‪

Feature Password Protection‪

-‪

5‪

4‪

(Function Lockout)‪

Half Engine Enable‪

-‪

-‪

-‪

7‪

Enable/disable Half engine idle, Off, If Cold, On, N/A‪

Idle Shutdown Override‪

-‪

x‪

x‪

x‪

-‪

Idle Speed Offset‪

-‪

-‪

-‪

x‪

Idle Adjust Normal +100 to -25 rpm‪

Idle Timer‪

-‪

x‪

x‪

x‪

-‪

Idle Timer Operates ON‪

-‪

x‪

x‪

x‪

Idle Gov only, or Idle and VSG Governor‪

Idle Timer Override Defeat, max temp‪

-‪

2‪

2‪

2‪

-‪

Idle Timer Override Defeat, min temp‪

-‪

2‪

2‪

2‪

-‪

Idle Timer Shutdown‪

-‪

x‪

x‪

x‪

-‪

Injector Calibration Codes‪

-‪

-‪

-‪

x‪

-‪

Intercooler Temp Protection Level‪

-‪

x‪

x‪

x‪

-‪

LSG Droop‪

-‪

x‪

x‪

x‪

-‪

Max Vehicle Overspeed with Fuel‪

-‪

x‪

x‪

x‪

-‪

Max Vehicle Overspeed w/o Fuel‪

-‪

x‪

x‪

x‪

-‪

Oil Pressure Protection Level‪

-‪

x‪

x‪

x‪

-‪

Oil Temp Protection Level‪

-‪

x‪

x‪

x‪

-‪

Progressive Shift Configuration‪

-‪

x‪

x‪

x‪

-‪

Rating Selection (Rating Override)‪

-‪

6N4M‪

x‪

x‪

-‪

Transmission Type (PWM #1)‪

-‪

x‪

x‪

x‪

-‪

Unit Number‪

-‪

-‪

-‪

4‪

-‪

Vehicle Speed Limiting‪

-‪

x‪

x‪

x‪

-‪

Vehicle Speed Max‪

-‪

x‪

x‪

x‪

-‪

Vehicle Speed Sensor‪

-‪

x‪

x‪

x‪

-‪

VIN‪

-‪

-‪

x‪

x‪

-‪

VSG Alt Min RPM‪

-‪

x‪

x‪

x‪

-‪

VSG Cruise Init Speed‪

-‪

x‪

x‪

x‪

-‪

VSG Cruise RPM Increment‪

-‪

x‪

x‪

x‪

-‪

VSG Droop‪

-‪

x‪

x‪

x‪

-‪

VSG Maximum RPM‪

-‪

x‪

x‪

x‪

-‪

VSG Minimum RPM‪

-‪

x‪

x‪

x‪

-‪

VSG Using Cruise Switch‪

-‪

x‪

x‪

x‪

-‪

VSS Anti Tamper‪

-‪

-‪

7‪

5‪

-‪

VSS Axle Ratio‪

-‪

x‪

x‪

x‪

-‪

VSS Final Gear Ratio‪

-‪

x‪

x‪

x‪

-‪

VSS Number of Teeth‪

-‪

x‪

x‪

x‪

-‪

VSS Sensor Type‪

-‪

x‪

x‪

x‪

Typically tailshaft; also wheel or J1939‪

VSS Signal Type‪

-‪

2‪

2‪

2‪

Typically magnetic; also open-collector/switch‪

VSS Tire Revolutions‪

-‪

x‪

x‪

x‪

-‪

Table 3. Parameters that can be Configured by the OEM, Programming Station, and/or the DDR

DDEC Features, code 6N5, are listed in Table "6N5 - DDEC Features" . ‪

Parameter Name

Code

Mainframe Only

Program Station

DDR

Comments

No DDEC Feature‪

6N5-NONE‪

-‪

-‪

-‪

-‪

ECM Data Pages Only‪

6N5-0001‪

-‪

-‪

-‪

-‪

Optimized Idle Only‪

6N5-0002‪

-‪

-‪

-‪

-‪

Data Pages and Optimized Idle‪

6N5-0003‪

-‪

-‪

-‪

-‪

Table 4. 6N5 - DDEC Features


DDEC III/IV Single ECM Troubleshooting Guide - 6SE497
Generated on 10-13-2008

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