DIAGNOSIS SYSTEM CHECK DLC3 (a) Check the DLC3. Click here FUNCTION OF WARNING INDICATOR AND MESSAGE (a) If the pre-collision system is not functioning properly, the driver is warned by the PCS warning light and a warning message displayed on the multi-information display.
INITIAL CHECK (a) An initial check is performed when the ignition switch is off for more than 2 seconds and then turned to ON. The initial check consists of a pre-collision system diagnostic check with a duration of approximately 3 seconds. (b) If a malfunction is detected during the initial check, the PCS warning light in the combination meter assembly will blink or illuminates and a warning message indicating the pre-collision system is malfunctioning or disabled will be displayed on the multi-information display. CONSTANT CHECK (a) The millimeter wave radar sensor assembly constantly monitors the pre-collision system for malfunctions after the ignition switch is turned to ON and the initial check (approximately 3 seconds) has completed. (b) If a malfunction is detected during the constant check, the PCS warning light in the combination meter assembly will blink or illuminates and a warning message indicating the pre-collision system is malfunctioning or disabled will be displayed on the multi-information display. |
Toyota Tundra Service Manual > Sfi System: System Too Lean (Bank 1) (P0171,P0172,P0174,P0175)
DESCRIPTION The fuel trim is related to the feedback compensation value, not to the basic injection time. The fuel trim consists of both the short-term and long-term fuel trims. The short-term fuel trim is fuel compensation that is used to constantly maintain the air-fuel ratio at stoichiometric lev ...