Read Value Of Intelligent Tester Throttle Pos And Throttle

Connect an intelligent tester to the DLC3.

Turn the ignition switch ON and turn the tester ON.

Select the following menu items: DIAGNOSIS /

ENHANCED OBD II / DATA LIST / ETCS / THROTTLE

POS and THROTTLE POS #2.

Check the values displayed on the tester.

Result

Result

TP#1 (VTA1) When AP Released

TP#2 (VTA2) When AP Released

TP#1 (VTA1) When AP Depressed

TP#2 (VTA2) When AP Depressed

Trouble Areas

Proceed To

0 %

Between 0 V and 0.2 V

0 %

Between 0 V and 0.2 V

VC circuit open

A

100 %

Between 4.5 V and 5.0 V

100 %

Between 4.5 V and 5.0 V

E2 circuit open

A

0 % or 100 %

Between 2.1 V and 3.1 V (Fail-safe)

0 % or 100 %

Between 2.1 V and 3.1 V (Fail-safe)

VTA1 circuit open or ground short

A

Approx 19 % (Fail-safe)

Between 0 V and 0.2 V or 4.5 V and 5.0 V

Between 10 % and 24 % (Fail-safe)

Between 0 V and 0.2 V or 4.5 V and 5.0 V

VTA2 circuit open or ground short

A

TP#1 (VTA1) When AP Released

TP#2 (VTA2) When AP Released

TP#1 (VTA1) When AP Depressed

TP#2 (VTA2) When AP Depressed

Trouble Areas

Proceed To

Between 10 % and 24 %

Between 2.1 V and 3.1 V

Between 64 % and 96 % (Not fail-safe)

Between 4.5 V and 5.0 V (Not fail-safe)

TP sensor circuit normal

B

Tester Connections

Specified Conditions

VC (T1-5) - VC (E4-23)

Below 1 Q

VTA (T1-6) - VTA1 (E4-20)

VTA2 (T1-4) - VTA2 (E4-19)

E2 (T1-3) - E2 (E4-28)

Standard Resistance (Check for short)

Tester Connections

Specified Conditions

VC (T1-5) or VC (E4-23) - Body ground

10 kQ or higher

VTA (T1-6) or VTA1 (E4-20) - Body ground

VTA2 (T1-4) or VTA2 (E4-19) - Body ground

HINT:

• TP#1 denotes THROTTLE POS, and TP#2 denotes THROTTLE POS#2.

• AP denotes Accelerator Pedal.

• VTA1 is expressed as percentages, and VTA2 is expressed as voltages.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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