Toyota Tundra Service Manual: Freeze Frame Data

Toyota Tundra Service Manual / Engine, Hybrid System / Cruise Control / Lane Departure Alert System / Freeze Frame Data

FREEZE FRAME DATA

DESCRIPTION

(a) Whenever a lane departure alert system is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data.

CHECK FREEZE FRAME DATA

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(d) Enter the following menus: Chassis / LKA/LDA / Trouble Codes.

(e) According to the Techstream display, select a DTC that stored freeze frame data.

(f) Read the freeze frame data recorded when the DTC was stored.

Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
Load System	Type of system vehicle is equipped with/ LDA or LKA	LDA or LKA	LDA: Equipped with lane departure alert system	LKA: Equipped with lane keeping assist system
LDA Control	Control status of lane departure alert system	Prohibit or Permit	Prohibit: Control prohibited Permit: Control permitted	-
Turn Signal Switch (Right)	Turn signal switch (right) status	OFF or ON	ON: Turn signal light switch on (right) OFF: Turn signal light switch off	-
Turn Signal Switch (Left)	Turn signal switch (left) status	OFF or ON	ON: Turn signal light switch on (left) OFF: Turn signal light switch off	-
Skid Control Buzzer Demand	Lane departure alert buzzer demand status	OFF or ON	ON: Lane departure alert buzzer operating OFF: Lane departure alert buzzer not operating	-
Vehicle Information (2WD/4WD)	Vehicle information (drivetrain) stored in forward recognition camera	2WD, 4WD or Unknown	2WD: for 2WD 4WD: for 4WD	Unknown: Vehicle information not confirmed
Vehicle Information (Conv/HV)	Vehicle information (conventional/hybrid) stored in forward recognition camera	Conv, HV or Unknown	Conv: Conventional	HV: Hybrid vehicle Unknown: Vehicle information not confirmed
The Number of DTCs	Number of stored DTCs	min.: 0, max.: 255	Number of stored DTCs	-

Fail-safe Chart

How To Proceed With Troubleshooting

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DESCRIPTION Each speed sensor detects wheel speed and sends signals to the skid control ECU (brake actuator assembly). These signals are used by the ABS control. HINT: The output voltage values shown below are for when the vehicle wire harnesses are connected to the skid control ECU (brake actuator ...

Toyota Tundra Service Manual: Freeze Frame Data

Fail-safe Chart

How To Proceed With Troubleshooting

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