Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Freeze Frame Data

FREEZE FRAME DATA

DESCRIPTION

(a) When a pre-collision system DTC is stored, the millimeter wave radar sensor assembly stores the current vehicle (ECU or sensor) state as Freeze Frame Data.

CHECK FREEZE FRAME DATA

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes.

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

(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.

Body Electrical > Pre-Collision 2

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Turn Light RH

Turn signal switch (right) status

ON or OFF

ON: Turn signal switch (right) on

OFF: Turn signal switch (right) off

-

Turn Light LH

Turn signal switch (left) status

ON or OFF

ON: Turn signal switch (left) on

OFF: Turn signal switch (left) off

-

PCS OFF Switch

Pre-collision system on/off status

ON or OFF

ON: Pre-collision system on

OFF: Pre-collision system off

-

PCS Indicator

"Pre-Collision System Malfunction Visit Your Dealer" display request signal

ON or OFF

ON: "Pre-Collision System Malfunction Visit Your Dealer" display requested

OFF: "Pre-Collision System Malfunction Visit Your Dealer" display not requested

-

PCS Disabled Indicator

"Pre-Collision System Unavailable" display request signal

ON or OFF

ON: "Pre-Collision System Unavailable" display requested

OFF: "Pre-Collision System Unavailable" display not requested

-

Pre-Collision Safety Warning Buz

Pre-collision system warning buzzer

Valid or Inval

Valid: Pre-collision system warning buzzer operation possible

Inval: Pre-collision system warning buzzer operation not possible

-

Pre-Collision Brake

Pre-collision braking function

Valid or Inval

Valid: Pre-collision braking operation possible

Inval: Pre-collision braking operation not possible

-

PBA Start

Pre-collision brake assist activation signal

OFF, Standby, Assist Lv1 or Assist Lv2

OFF: Pre-collision brake assist not operating

Standby: Brake pedal not depressed during pre-collision brake assist operation

Assist Lv1: Brake pedal depressed during pre-collision brake assist operation

Assist Lv2: Brake pedal firmly depressed during pre-collision brake assist operation

Signal status changes when the pre-collision brake assist is activated before a crash (Pre-collision brake will activate only in situations where the driver depresses the brake pedal)

Brake Assist Standby

-

-

-

Not applicable to this vehicle

Pre-Collision Brake Control

Pre-collision braking operational status

ON or OFF

ON: Pre-collision braking operating

OFF: Pre-collision braking not operating

-

AVS Start

-

-

-

Not applicable to this vehicle

VGRS Start

-

-

-

Not applicable to this vehicle

PBA Control

Pre-collision brake assist operational status

Valid or Invalid

Valid: Pre-collision brake assist control operation possible

Invalid: Pre-collision brake assist control operation not possible

-

Pre-Collision Safety Brake Ind

Pre-collision system alarm warning message status

ON or OFF

ON: Displayed

OFF: Not displayed

"BRAKE!" is displayed

PCS Crash Alarm Buzzer

Pre-collision system warning buzzer status

ON or OFF

ON: Pre-collision system warning buzzer sounding

OFF: Pre-collision system warning buzzer not sounding

-

Front Radar-Low Voltage History

Millimeter wave radar sensor assembly low voltage history

ON or OFF

ON: History of low voltage

OFF: No history of low voltage

If the engine starts 1 second or more after the ignition switch was turned ON, this item may change to ON

Front Recognition Camera-Malfunction History

Forward recognition camera system unavailable history

ON or OFF

ON: History of being unavailable

OFF: No history of being unavailable

-

Control Mode

ECU control mode status

Normal or Check Mode

Normal: Normal operation

Check Mode: Operating in control mode

-

PCS Operation State Retention Setting

PCS operation state retention setting customize setting

ON or OFF

ON: Customize setting set to ON

OFF: Customize setting set to OFF

-

PCS Alarm Activation Distance Retention Setting 1

PCS alarm activation distance retention setting 1 customize setting

ON or OFF

ON: Customize setting set to ON

OFF: Customize setting set to OFF

-

PCS Alarm Activation Distance Retention Setting 2

PCS alarm activation distance retention setting 2 customize setting

ON or OFF

ON: Customize setting set to ON

OFF: Customize setting set to OFF

-

PCS Alarm Activation Distance Retention Setting 3

PCS alarm activation distance retention setting 3 customize setting

ON or OFF

ON: Customize setting set to ON

OFF: Customize setting set to OFF

-

Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Pre-Collision ...

Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when decidi ...

Other materials:

VSC OFF Indicator Light Remains ON
DESCRIPTION In 2WD mode: Operation of the VSC OFF switch changes the vehicle between normal mode, TRAC OFF mode (AUTO LSD mode) and VSC OFF mode. During normal mode, pressing the VSC OFF switch for a short amount of time changes the vehicle to TRAC OFF mode (AUTO LSD mode), TR ...

Precaution
PRECAUTION IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used in this section. Expression Ignition Switch (Position) Engine Swi ...

TC and CG Terminal Circuit
DESCRIPTION Connecting terminals TC and CG of the DLC3 causes the ECU to display the DTC by blinking the ABS warning light and slip indicator light. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the skid control ECU (brake actuator assembly), perform zero point calibration ...

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