Table 2-15. Troubleshooting Fault Index

TM 9-2320-364-20-1

Table 2-15. Troubleshooting Fault Index

Fault

Page

Number Troubleshooting Procedure

Number

DDEC II TROUBLESHOOTING (ALL CONDITIONS)

Check Engine Light (CEL) Comes ON And Stays ON

2-148

.........................................

Check Engine Light (CEL) ON No Historical Or Active Codes Displayed On DDR

2-150

DDR Display Reads "No DDEC Data Received"

2-156

................................................

DDR Display Is Blank Or Random

2-164

...................................................................

DDR reads active codes and does not read any historic codes:

CODE 11

Vernier Control Signal Voltage Low

2-172

...........................................

CODE 12

Vernier Control Signal Voltage High

2-192

...........................................

CODE 14

Oil Temperature Sensor (OTS) Signal Voltage High

2-202

......................

CODE 15

Oil Temperature Sensor (OTS) Signal Voltage Low

2-210

.......................

CODE 21

Throttle Position Sensor (TPS) Signal Voltage High

2-218

......................

CODE 22

Throttle Position Sensor (TPS) Signal Voltage Low

2-230

.......................

CODE 23

Fuel Temperature Sensor (FTS) Signal Voltage High

2-244

.....................

CODE 24

Fuel Temperature Sensor (FTS) Signal Voltage Low

2-252

......................

CODE 32

DDEC ECM Backup System Failure

2-260

...........................................

CODE 33

Turbo Boost Sensor (TBS) Signal Voltage High

2-264

............................

CODE 34

Turbo Boost Sensor (TBS) Signal Voltage Low

2-274

............................

CODE 35

Oil Pressure Sensor (OPS) Signal Voltage High

2-286

............................

CODE 36

Oil Pressure Sensor (OPS) Signal Voltage Low

2-296

.............................

CODE 41

Timing Reference Sensor (TRS)

2-312

................................................

CODE 42

Synchronous Reference Sensor (SRS)

2-322

.........................................

CODE 44

High Oil Temperature

2-332

..............................................................

CODE 45

Low Oil Pressure

2-334

.....................................................................

2-130