Lexus NX: Freeze Frame Data

FREEZE FRAME DATA

FREEZE FRAME DATA

(a) Whenever an automatic headlight beam level control system DTC is stored, the headlight ECU subassembly LH stores the current vehicle state as freeze frame data.

CHECK FREEZE FRAME DATA

(a) Connect the Techstream to the DLC3.

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

(c) Turn the Techstream on.

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

(e) Select a DTC to display its freeze frame data.

Body Electrical > AFS

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Traveling Direction

Traveling direction

Not Fwd or Fwd

Not Fwd: Shift lever in R or N

Fwd: Shift lever not in R or N

-

Headlight Low Beam State

Low beam headlight state

OFF or ON

OFF: Low beam headlights off

ON: Low beam headlights on

-

Headlight High Beam State

High beam headlight state

OFF or ON

OFF: High beam headlights off

ON: High beam headlights on

-

DRL State

Daytime running light state

OFF or ON

OFF: Daytime running lights off

ON: Daytime running lights on

-

Clearance Light State

Parking light state

OFF or ON

OFF: Parking lights off

ON: Parking lights on

-

Right Cornering Light/Front Side Illuminate Light State

Cornering light RH/front side illuminate light RH state

OFF or ON

OFF: Cornering light RH/front side illuminate light RH off

ON: Cornering light RH/front side illuminate light RH on

-

Left Cornering Light/Front Side Illuminate Light State

Cornering light LH/front side illuminate light LH state

OFF or ON

OFF: Cornering light LH/front side illuminate light LH off

ON: Cornering light LH/front side illuminate light LH on

-

Daylight Operating State

Daytime running light state

OFF or ON

OFF: Daytime running lights off

ON: Daytime running lights on

-

Engine

Engine condition

Stop or Run

Stop: Engine is stopped

Run: Engine is running

-

Steering Sens Signal

Steering sensor signal value

-384.0 to 382.5 deg

Changes according to the operation of the steering wheel

Turning left: Increases

Turning right: Decreases

FR Wheel Speed

Front right wheel speed

0.00 to 327.67 km/h (0.00 to 203.61 mph)

Condition can be displayed

Vehicle stop condition: 0 km/h (0 mph)

-

FL Wheel Speed

Front left wheel speed

0.00 to 327.67 km/h (0.00 to 203.61 mph)

Condition can be displayed

Vehicle stop condition: 0 km/h (0 mph)

-

Vehicle Acceleration

Vehicle acceleration

-445.64 to 445.60 m/s2

Condition can be displayed

Vehicle stop condition: 0 m/s2

-

Leveling Motor Slave

Status of the headlight swivel and leveling motor slave

Normal or Abnoml

Normal: Headlight swivel and leveling motor is normal

Abnoml: Headlight swivel and leveling motor is not normal

If operation is abnormal, there may be a LIN communication error

Leveling Motor Over-Run

Status of the headlight swivel and leveling motor over-run

Normal or Abnoml

Normal: Headlight swivel and leveling motor is normal

Abnoml: Headlight swivel and leveling motor is not normal

If operation is abnormal, there may be a LIN communication error

+B

Headlight ECU sub-assembly LH IG power supply voltage value

0.00 to 19.75 V

11 to 14 V

-

+B Voltage Value

Headlight ECU sub-assembly LH +B power supply voltage value

0.00 to 19.75 V

11 to 14 V

-

Number Of Trouble Codes

Number of trouble codes

0 to 255

Number of stored DTCs displayed

-

CLEAR FREEZE FRAME DATA

NOTICE:

Clearing the DTCs will also clear the Freeze Frame Data.

(a) Connect the Techstream to the DLC3.

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

(c) Clear the DTCs and Freeze Frame Data

Click here

(d) Enter the following menus: Body Electrical / AFS / Clear DTCs.

Body Electrical > AFS > Clear DTCs

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