DTC Check / Clear

CHECK DTC

When using a Techstream;
1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON and turn the tester on.
3. Read the DTCs by following the prompts on the Techstream.
  HINT:
  
  Refer to the Techstream operator's manual for further details.

When not using a Techstream;

Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3.
SST 09843-18040

Fig 1: Identifying DLC3 Connector Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Turn the ignition switch to ON.

Read and write down any DTCs indicated by the P/S warning light on the combination meter. Refer to the chart in Fig 1 for examples of a normal code and DTCs 21 and 22.

HINT:

If the P/S warning light does not blink to display any DTCs set or the normal code, inspect the circuit shown in the table below.

TROUBLE AREA REFERENCE

Trouble Area	See
EPS warning light circuit	EPS WARNING LIGHT CIRCUIT

Fig 2: P/S Warning Light Blinking Pattern

If two or more malfunctions are detected simultaneously, DTCs will be displayed in ascending numerical order.

Refer to the DIAGNOSTIC TROUBLE CODE CHART for DTC information.

CLEAR DTC
1. When using a Techstream;
  1. Connect the Techstream to the DLC3.
  2. Turn the ignition switch to ON and turn the tester on.
  3. Clear the DTCs by following the prompts on the Techstream.
  4. Turn the ignition switch to OFF.
  5. Disconnect the Techstream from the DLC3.
2. When not using a Techstream;
  1. Using SST, connect terminals 12 (TS) and 4 (CG) of the DLC3.
    SST 09843-18040
  2. Turn the ignition switch to ON.
  3. Disconnect the SST check wire from terminal 4 (CG) and reconnect it, and repeat this procedure 4 times or more within 8 seconds.
  4. Check that the P/S warning light blinks a code to indicate normality.
  5. Turn the ignition switch to OFF.
  6. Remove the SST from the DLC3.
    
    Fig 3: Identifying DLC3 Connector Terminals
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002