Toyota Sienna Service Manual: Dtc check / clear

1. DTC CHECK (USING SST CHECK WIRE)

(a) Check DTCs.

(1) Turn the ignition switch off.

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

SST 09843-18040

(3) Turn the ignition switch to the ON position.

(4) Read and record any DTCs from the tire pressure warning light on the combination meter.

Refer to the illustration as examples of a normal system code and codes 13 and 33.

HINT:

• If the tire pressure warning light does not indicate any DTCs or the normal system code, inspect the tire pressure warning light circuit or TC and CG terminal circuit.
• If 2 or more malfunctions are indicated at the same time, the lowest numbered DTC is displayed first.

(5) Refer to the Diagnostic Trouble Code Chart (See page TW-37) for DTC information.

(6) After completing the check, turn the ignition switch off and remove SST from DLC3.

SST 09843-18040

2. DTC CHECK (USING INTELLIGENT TESTER)

(a) Check DTCs.

(1) Make sure that the ignition switch is off.

(2) Connect the intelligent tester to the DLC3.

(3) Turn the ignition switch to the ON position.

(4) Read the DTCs following the prompts on the tester screen.

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

(b) Clear the DTCs.

HINT: After repairing the malfunctions, clear the DTCs.

(1) Make sure that the ignition switch is off.

(2) Connect the intelligent tester to DLC3.

(3) Turn the ignition switch to the ON position.

(4) Clear the DTCs following the prompts on the tester screen.

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