WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN CODE 54 SUB CODE 01, 07, 10, 12, 17, 21, 23, 27, 32, 34, 43, 45, 54, 56, 65, 70, 71, 72, 80, 81, 82, 83, 85, 86, 92, 93, 95, 96, or 97

TM 9-2320-366-20-2

f16. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN

CODE 54 SUB CODE 01, 07, 10, 12, 17, 21, 23, 27, 32, 34, 43, 45, 54, 56, 65, 70,

71, 72, 80, 81, 82, 83, 85, 86, 92, 93, 95, 96, or 97

INITIAL SETUP

Equipment Conditions

Materials/Parts

Engine shut down (TM 9-2320-366-10-1).

Packing, Preformed (Item 197, Appendix G)

Adapter, Straight, Pipe to Tube (Item 1.2, Appendix D)

Tools and Special Tools

Adapter, Straight, Tube to Boss (Item 1.3, Appendix D)

Goggles, Industrial (Item 15, Appendix C)

Hose Assembly, Nonmetallic (Item 24.13, Appendix D)

Tool Kit, Genl Mech (Item 46, Appendix C)

Personnel Required

STE/ICE-R (Item 41, Appendix C)

Pan, Drain (Item 24, Appendix C)

(2)

Wrench, Torque, 0-200 lb-in. (Item 59, Appendix C)

Reference

Wrench Set, Socket (Item 51, Appendix C)

TM 9-4910-571-12&P

START

CAUTION

Read CAUTION

KNOWN INFO

TEST OPTIONS

on following page.

Transmission oil level OK.

Visual Inspection

Fuse OK.

Is main code 54 logged

REASON FOR QUESTION

Batteries OK.

without main code 22 sub

POSSIBLE PROBLEMS

If main code 22 sub code 15 or

code 15 or 16?

16 is logged, turbine speed

Faulty output speed sensor.

sensor, output speed sensor or

Faulty turbine speed sensor.

associated circuitry is faulty.

Faulty WTEC II TEPSS.

Perform Transmission System

Troubleshooting (f3. WTEC II Transmission

ECU Pushbutton Shift Selector (TEPSS) Displays

YES

Main Code 22 Sub Code 15 or f4. WTEC II

Transmission ECU Pushbutton Shift Selector

(TEPSS) Displays Main Code 22 Sub Code 16).

2-1680

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