Reading and Clearing Diagnostic Trouble Codes

TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: DTC CHECK / CLEAR

DTC CHECK / CLEAR

1. DTC CHECK (USING SST CHECK WIRE)






(a) Check DTCs.
(1) Using the SST, connect terminals TC and CG of DLC3.
SST: 09843-18040
(2) Turn the ignition switch to the ON position.
(3) Read and record any DTCs from the tire pressure warning light on the combination meter. Refer to the illustration on the left for examples of a normal system code and codes 13 and 33.
- 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.
(4) Refer to the Diagnostic Trouble Code Chart for DTC information.
(5) After completing the check, turn the ignition switch off and remove the SST from DLC3.





(b) Clear the DTCs.
(1) Using the SST, connect terminals TC and CG of DLC3.
SST: 09843-18040
(2) Turn the ignition switch to the ON position.
(3) Within 15 seconds after connecting terminals TC and CG, change the tire pressure warning switch between "MAIN" and "2nd" 4 or more times.
(4) Check that the multi-information display shows the normal system code.
(5) Disconnect the SST from the terminals of the DLC3.

2. DTC CHECK (USING INTELLIGENT TESTER)






(a) Check DTCs.
(1) Connect the intelligent tester to DLC3.
(2) Turn the ignition switch to the ON position.
(3) 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) Connect the intelligent tester to DLC3.
(2) Turn the ignition switch to the ON position.
(3) Clear the DTCs following the prompts on the tester screen.
HINT: Refer to the intelligent tester operator's manual for further details.