Where are the diagnostic codes on a Detroit Diesel?
Press and hold the switch. Active codes will be flashed on the “Stop Engine” light (SEL) followed by the inactive codes being flashed on the “Check Engine” Light (CEL). The cycle will repeat until the operator releases the diagnostic request switch. DDEC III/IV Diagnostic Codes
How does Detroit Diesel Series 60 engine work?
Detroit Diesel Electronic Controlled Series 60 engines can be equipped with a variety of options designed to warn the operator of an engine malfunction. The options can range from “Check Engine” and “Stop Engine” panel lights to automatic reduction in engine power followed by automatic engine shutdown.
When to press override switch on Detroit Diesel?
An important thing to remember is that it takes 30 seconds from the time the automatic shutdown sequence begins until engine shutdown. Therefore the operator must press the override switch just prior to engine shutdown and continue to do so until the vehicle can be brought to a safe stop.
What is the model number of a Detroit Diesel engine?
Detroit Diesel Series 60 engines equipped with DDEC II electronic control systems are identified by a “U” in the sixth position of the model number. Example: 6067GU60. Detroit Diesel Electronic Controlled Series 60 engines can be equipped with a variety of options designed to warn the operator of an engine malfunction.
What is the code 25 on a DDEC II?
It will, for example, flash twice … pause … flash five times … pause. In other words a code 25. Code 25 will continue to flash and repeat as long as the check engine switch is held in the “On” position with the ignition on. EMERGENCY JUMP STARTING The DDEC II electronic control system operates on 12 volt DC.
What kind of software does Detroit Diesel use?
Detroit Diesel DiagnosticLink Software is a computer-based diagnostic software for Detroit™ powertrain, Freightliner™ Cascadia™ & Western Star 5700XE vehicle systems. It can display ECU information, diagnostic fault codes, troubleshooting information, instrumentation and run service routines*.
How to check Detroit Diesel Series 60 ECM?
Detroit series 60 ECM – Answered by a verified Technician. Here is diagram of the vehicle harness plug and the pin outs. graphic. Here is a I am going to attach a diagram of the engine harness also, so you can check the SRS and TRS wires. Series 40 detroit Diesel engine in a motor home. Ddec Iv Ecm Wiring Diagram. Source.
How many volts does a DDEC II engine need?
If a DDEC II engine with an electronic starting motor requires emergency jump starting, do not exceed 16 volts DC. DDEC III and DDEC IV electronic control systems operate on 12 or 24 volts DC. If a DDEC III or DDEC IV engine with an electronic starting motor requires emergency jump starting do not exceed 32 volts DC. NOTICE:
What is the sensor voltage on a Detroit Diesel?
12VSG Sensor Input Voltage High 13Coolant Level Sensor Input Voltage Low 14Oil or Coolant Temp. Sensor Input Voltage High 15Oil or Coolant Temp. Sensor Input Voltage Low 16Coolant Level Sensor Input Voltage High 17Throttle Valve Position Sensor Input Voltage High 18Throttle Valve Position Sensor Input Voltage Low 21TPS Input Voltage High
How to troubleshoot Series 60 Detroit Diesel engine?
Remove the 30-pin connector from the ECM by loosening the connector attaching bolt. Carefully pull the connector from the ECM and remove the harness from the engine. Install the 30-pin connector to the ECM, and torque the connector body attaching bolt to 0.79-1.47 N·m (7-13 lb· in.).
What’s the short circuit in a Detroit Diesel truck?
Short circuit in the power 15 P 52 4 circuit coolant temperature intercooler. Short circuit in the ground 15 P 110 4 circuit temperature antifreeze. Short circuit in the ground 15 P 175 4 Chain oil temperature.