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 / DTC INFO / CURRENT CODES. Read DTCs.

Display (DTC Output)

Proceed To

P0138 or P0158


P0137 or P0157


P0136 or P0156

Go to step 14

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.

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