TOYOTA 2010 Prius Car Owner’s Manual

June 25, 2024
Toyota

Owner’s Manual

2010 Prius Car

  1. DTC CHECK/CLEAR (When Using the Techstream)
    (a) Check for DTCs.
    (1) Connect the Techstream to the DLC3.
    (2) Turn the power switch on (IG).
    (3) Turn the Techstream on.
    (4) Read the DTCs following the prompts on the Techstream screen. Enter the following menus: Chassis /
    ABS/VSC/TRAC / Trouble Codes.
    (5) Check the details of the DTCs .
    (b) Clear the DTCs.
    (1) Connect the Techstream to the DLC3.
    (2) Turn the power switch on (IG).
    (3) Turn the Techstream on.
    (4) Operate the Techstream to clear the codes. Enter the following menus: Chassis / ABS/VSC/TRAC / Trouble Codes.
    (5) According to the display on the Techstream, select the trouble code data display with the clear button.

  2. DTC CHECK/CLEAR (When not Using the Techstream)
    (a) Check for DTCs. (1) Using SST, connect terminals TC and CG of the DLC3. SST: 09843-18040

Text in Illustration

*1 Front view of DLC3
(2) Turn the power switch on (IG).
(3) Observe the blinking pattern of the ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights in order to identify the DTC.
HINT:
If no code appears, inspect the TC and CG terminal circuit, and ABS warning, brake warning / yellow (minor malfunction) and slip indicator light circuits.

Trouble Area See Procedure
TC and CG terminal circuit
ABS warning light circuit (Remains on)
ABS warning light circuit (Does not come on)
Brake warning light / yellow (minor malfunction) circuit (Remains on)
Brake warning light / yellow (minor malfunction) circuit (Does not come on)
Slip indicator light circuit (Remains on)

(4) As an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 11 and 21 for the ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights. (5) Check the details of the DTCs .
(6) After completing the check, disconnect terminals TC and CG of the DLC3 to turn off the display.
If 2 or more DTCs are detected at the same time, the DTCs will be displayed in ascending order.
(b) Clear the DTCs.
(1) Using SST, connect terminals TC and CG of the DLC3. SST: 09843-18040
Text in Illustration
(2) Turn the power 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 a normal system code.
(5) Remove SST from the terminals of the DLC3.
HINT:
The DTCs cannot be cleared by disconnecting the battery terminal or the ECU-IG NO. 2 fuse.

  1. END OF DTC CHECK/CLEAR
    (a) Turn the power switch on (IG).
    (b) Check that the ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights go off when the power switch is turned on (READY).

FREEZE FRAME DATA

  1. FREEZE FRAME DATA/INFORMATION
    (a) Whenever an ABS, VSC, electronically controlled brake system DTC is detected, the skid control ECU stores the current vehicle (sensor) state as Freeze Frame Data.
    (b) The skid control ECU stores the number of times (maximum: 31) the power switch has been turned from off to on (IG) since the last time the ABS was activated.
    (c) For DTCs stored in the skid control ECU, information (INF) codes that are contained in the Freeze Frame Data can be displayed on the Techstream.

2010 Toyota Prius
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