Inspection Procedure

Total OBD & ECU Auto Diagnostics

TOAD ECU Tuning Software

Get Instant Access

HINT:

Read freeze frame data using the intelligent tester. Freeze frame data records the engine condition when malfunctions are detected. When troubleshooting, freeze frame data can help determine if the vehicle was moving or stationary, if the engine was warmed up or not, if the air-fuel ratio was lean or rich, and other data from the time the malfunction occurred.

READ VALUE USING INTELLIGENT TESTER (ACCEL POS #1 AND ACCEL POS #2)

Connect the 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 / ACCEL POS

Read the value displayed on the tester.

Standard voltage

Accelerator Pedal Operations

ACCEL POS #1

ACCEL POS #2

Released ^ Depressed ^ Released

0.5 to 4.5 V

1.2 to 5.0 V

Difference between ACCEL POS #1 and ACCEL POS #2 is greater than 0.02 V

Difference between ACCEL POS #1 and ACCEL POS #2 is greater than 0.02 V

Go to step S

Go to step S

Was this article helpful?

0 0
Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

Don't pay hundreds of dollars to find out what is wrong with your car. This book is dedicated to helping the do it yourself home and independent technician understand and use OBD-II technology to diagnose and repair their own vehicles.

Get My Free Ebook


Post a comment