FREEZE FRAME DATA
Whenever a lighting system DTC is stored, the headlight ECU sub-assembly or forward recognition camera* stores the current vehicle state as freeze frame data.
*: w/ Automatic High Beam System
CHECK FREEZE FRAME DATA
Connect the GTS to the DLC3.
Turn the engine switch on (IG).
Turn the GTS on.
Enter the following menus:
Body Electrical / HL AutoLeveling / Trouble Codes.
Body Electrical / HL AutoLeveling (Sub) / Trouble Codes.
w/ Automatic High Beam System:
Body Electrical / Front Recognition Camera (Front Lighting Control) / Trouble Codes.
Select a DTC to display its freeze frame data.
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| +B | Headlight ECU sub-assembly LH IG power supply voltage value | 0.00 to 19.75 V | 11.00 to 14.00 V | - |
| Height Sens Pw Supply Val | Rear height control sensor sub-assembly LH power supply value | 0.00 to 5.00 V | 4.61 to 5.00 V | - |
| Rr Height Sens Signal Val | Rear height control sensor sub-assembly LH signal value | 0.00 to 5.00 V | 0.50 to 4.50 V | Value changes according to vehicle height |
| +B Voltage Value | Headlight ECU sub-assembly LH +B power supply voltage value | 0.00 to 19.75 V | 11.00 to 14.00 V | - |
| Headlight Low Beam State | Low beam headlight LH state | OFF or ON | OFF: Low beam headlight LH off
ON: Low beam headlight LH on |
- |
| Headlight High Beam State | High beam headlight LH state | OFF or ON | OFF: High beam headlight LH off
ON: High beam headlight LH on |
- |
| Steering Sensor 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 |
| Front Right Wheel Speed Value | Front right wheel speed | 0.00 to 260.00 km/h (162.00 mph) | Condition can be displayed | - |
| Front Left Wheel Speed Value | Front left wheel speed | 0.00 to 260.00 km/h (162.00 mph) | Condition can be displayed | - |
| Vehicle Acceleration | Vehicle acceleration | -445.64 to 445.63 m/s2 | Condition can be displayed | - |
| Clearance Light State | Clearance light LH state | OFF or ON | OFF: Clearance light LH off
ON: Clearance light LH 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 |
Although this item is displayed on the GTS, it is not applicable to this vehicle. |
| 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 |
Although this item is displayed on the GTS, it is not applicable to this vehicle. |
| DRL Operating State | Daytime running light LH state | OFF or ON | OFF: Daytime running light LH off
ON: Daytime running light LH on |
- |
| Number Of Trouble Codes | Number of trouble codes | 0 to 255 | Number of stored DTCs displayed | - |
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| +B | Headlight ECU sub-assembly RH IG power supply voltage value | 0.00 to 19.75 V | 11.00 to 14.00 V | - |
| +B Voltage Value | Headlight ECU sub-assembly RH +B power supply voltage value | 0.00 to 19.75 V | 11.00 to 14.00 V | - |
| Headlight Low Beam State | Low beam headlight RH state | OFF or ON | OFF: Low beam headlight RH off
ON: Low beam headlight RH on |
- |
| Headlight High Beam State | High beam headlight RH state | OFF or ON | OFF: High beam headlight RH off
ON: High beam headlight RH on |
- |
| Clearance Light State | Clearance light RH state | OFF or ON | OFF: Clearance light RH off
ON: Clearance RH light on |
- |
| DRL State(DRL Operating State) | Daytime running light RH state | OFF or ON | OFF: Daytime running light RH off
ON: Daytime running light RH on |
- |
| Number Of Trouble Codes | Number of trouble codes | 0 to 255 | Number of stored DTCs displayed | - |
w/ Automatic High Beam System:
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Total Distance Traveled | Actual driving distance | 0 to 16777215 | Roughly the same as the actual driving distance | - |
| Total Distance Traveled - Unit | Actual driving distance unit | km or mile | Displays the current actual driving distance unit | - |
| AHB/AHS Information | Lighting system state | unknown, AHB or AHS | Displays lighting system state | - |
CLEAR FREEZE FRAME DATA
Clearing the DTCs will also clear the freeze frame data.
Connect the GTS to the DLC3.
Turn the engine switch on (IG).
Clear the DTCs and freeze frame data.
Enter the following menus:
Body Electrical / HL AutoLeveling / Clear DTCs.
Body Electrical / HL AutoLeveling (Sub) / Clear DTCs.
w/ Automatic High Beam System:
Body Electrical / Front Recognition Camera (Front Lighting Control) / Clear DTCs.