How To Pull Dtc Toyota Avalon Air Conditioning

Total OBD & ECU Auto Diagnostics

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1. DTC CHECK (USING SST CHECK WIRE)

(1) Using SST, connect terminals TC and the CG of the DLC3.

SST 09843-18040

(2) Turn the ignition switch on (IG).

(3) Read DTCs by the blinking pattern of the ABS warning light. HINT:

• If the ABS warning light does not blink, inspect the TC terminal circuit or ABS warning light circuit.

Trouble Area

See procedure

TC and CG terminal circuit

BC-81

ABS warning light circuit (Remains on)

BC-67

ABS warning light circuit (Does not come on)

BC-71

• As an example, the blinking patterns for a normal system code and trouble codes 11 and 21 are shown on the left.

(4) Codes are explained in the code table (See page BC-23).

(5) After completing the check, disconnect terminals TC and CG of the DLC3, and turn off the ignition switch.

If 2 or more DTCs are detected at the same time, the DTCs will be displayed in ascending order.

2. CLEAR DTC (USING SST CHECK WIRE)

(1) Using SST, connect terminals TC and CG of the

(2) Turn the ignition switch on (IG).

(3) Clear the DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.

(4) Check that the warning light indicates the normal system code.

(5) Remove the SST from the DLC3. HINT:

Clearing the DTCs cannot be performed by removing the battery cable or ECU-IG fuse.

Intelligent Tester

Intelligent Tester

3. DTC CHECK (USING INTELLIGENT TESTER)

(1) Connect the intelligent tester to the DLC3.

(2) Turn the ignition switch on (IG).

(3) Read the DTCs by following the prompts on the tester screen.

HINT:

Refer to the intelligent tester operator's manual for further details.

4. CLEAR DTC (USING INTELLIGENT TESTER)

(1) Connect the intelligent tester to the DLC3.

(2) Turn the ignition switch on (IG).

(3) Operate the intelligent tester to clear the codes. HINT:

Refer to the intelligent tester operator's manual for further details.

5. END OF DTC CHECK/CLEAR

(a) Turn the ignition switch on (IG).

(b) Check that the ABS warning light goes off after approximately 3 seconds.

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  • MATTHEW
    How to pull dtc toyota avalon air conditioning?
    2 years ago

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