CODE 15 OIL TEMPERATURE SENSOR (OTS) SIGNAL VOLTAGE LOW.

TM 9-2320-364-20-1

2-13. DDEC II TROUBLESHOOTING (CONT).

A4 CODE 15 OIL TEMPERATURE SENSOR (OTS) SIGNAL VOLTAGE LOW.

INITIAL SETUP

References

Tools and Special Tools

TM 9-2320-364-10

Tool Kit, General Mechanic's: Automotive

TM 9-4910-571-12&P

STE/ICE-R (optional) (Item 3, Appendix G)

Equipment Condition

DDEC Repair Kit (Item 15, Appendix G)

Engine OFF, (TM 9-2320-364-10)

Multimeter (Item 44, Appendix G)

Parking brake applied, (TM 9-2320-364-10)

Reader, Diagnostic (Item 53, Appendix G)

Wheels chocked, (TM 9-2320-364-10)

Top engine access cover opened,

Materials/Parts

(TM 9-2320-364-10)

Lockwasher (22) (Item 195, Appendix F)

START

KNOWN INFO

TEST OPTIONS

CHECK ENGINE light (CEL)

DDR test.

comes ON and stays ON.

Is Code 15 the only code

displayed on DDR?

REASON FOR QUESTION

POSSIBLE PROBLEMS

To determine if engine harness

OTS connector or terminals

is faulty.

faulty.

OTS faulty.

Wires 120 and/or 452 faulty.

DDEC ECM connector or

terminals faulty.

DDEC ECM faulty.

For Codes 14, 23, 24

or 33, go to Fault A5B

YES

2-210