Smart Key System (for Start Function)

THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function): DTC CHECK / CLEAR

NOTICE:
If the Techstream is connected to the vehicle with the engine switch off, the information stored in smart key system related ECUs (the certification ECU [smart key ECU assembly] and power source control ECU cannot be read. However, smart key system DTCs and Data List information can be confirmed even if the engine switch is off using either of the methods below:

* Connect the Techstream to the vehicle and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and vehicle begins (the Techstream screen changes when communication begins).
* Connect the Techstream to the vehicle, select the vehicle type under manual mode, and then enter the following menus: Body Electrical / Smart Key / Trouble Codes.

1. CHECK FOR DTC (POWER SOURCE CONTROL ECU [POWER SOURCE CONTROL])

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Power Source Control / Trouble Codes.

(e) Check for DTCs.

HINT
Refer to the Techstream operator's manual for further details.

2. CHECK FOR DTC (POWER SOURCE CONTROL ECU [STARTING CONTROL])

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Starting Control / Trouble Codes.

(e) Check for DTCs.

HINT
Refer to the Techstream operator's manual for further details.

3. CHECK FOR DTC (CERTIFICATION ECU [SMART KEY ECU ASSEMBLY])

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.

(e) Check for DTCs.

HINT
Refer to the Techstream operator's manual for further details.

4. CLEAR DTC (POWER SOURCE CONTROL ECU [POWER SOURCE CONTROL])

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Power Source Control / Trouble Codes.

(e) Clear the DTCs by following the directions on the Techstream display.

HINT
Refer to the Techstream operator's manual for further details.

5. CLEAR DTC (POWER SOURCE CONTROL ECU [STARTING CONTROL])

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Starting Control / Trouble Codes.

(e) Clear the DTCs by following the directions on the Techstream display.

HINT
Refer to the Techstream operator's manual for further details.

6. CLEAR DTC (CERTIFICATION ECU [SMART KEY ECU ASSEMBLY])

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.

(e) Clear the DTCs by following the directions on the Techstream display.

HINT
Refer to the Techstream operator's manual for further details.