CODE 21 THROTTLE POSITION SENSOR (TPS) SIGNAL VOLTAGE HIGH (CONT). -726280296

TM 9-2320-364-20-1

A4 CODE 21 THROTTLE POSITION SENSOR (TPS) SIGNAL VOLTAGE HIGH (CONT).

KNOWN INFO

TEST OPTIONS

WARNING

READ WARNING

CHECK ENGINE light (CEL)

on Page 2-227

comes ON and stays ON.

STE/ICE-R #92.

Are there

Wires 952 and 419 not open.

less than

TPS OK.

REASON FOR QUESTION

TPS terminals and connector

10,000 ohms

OK.

Any reading less than or equal

measured at vehicle harness

Wires 417 and 916 not shorted.

to 10,000 ohms at power

connector MC18 and/or the

harness connector or vehicle

power harness connector

harness connector indicates a

MC17?

short.

POSSIBLE PROBLEMS

Vehicle harness connector

Repair connector

and/or power harness

and/or wires (see

connector shorted.

schematic Fig 2-1)

DDEC ECM terminals faulty.

or notify DS

DDEC ECM faulty.

Maintenance.

Verify repair, go to

Step 9 of this Fault.

YES

2-226