FREEZE FRAME DATA
Whenever an automatic headlight beam level control system DTC is stored, the headlight ECU sub-assembly LH stores the current vehicle state as freeze frame data.
CHECK FREEZE FRAME DATA
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Turn the GTS on.
Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.
Select a DTC to display its freeze frame data.
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Headlight Low Beam State | Low beam headlight state | ON or OFF | ON: Low beam headlights on OFF: Low beam headlights off |
- |
| Headlight High Beam State | High beam headlight state | ON or OFF | ON: High beam headlights on OFF: High beam headlights off |
- |
| DRL Operating State | DRL state | ON or OFF | ON: DRL on OFF: DRL off |
- |
| Daylight Operating State | Daytime running light state | ON or OFF | ON: Daytime running lights on OFF: Daytime running lights off |
- |
| Front Right Wheel Speed Value | Front right wheel speed | 0.00 to 327.67 km/h (203.61 mph) | Condition can be displayed | - |
| Front Left Wheel Speed Value | Front left wheel speed | 0.00 to 327.67 km/h (203.61 mph) | Condition can be displayed | - |
| Vehicle Acceleration | Vehicle acceleration | -455.64 to 445.60 m/s2 |
Condition can be displayed | - |
| Clearance Light State | Clearance light state | ON or OFF | ON: Clearance lights on OFF: Clearance lights off |
- |
| +B | Headlight ECU sub-assembly LH IG power supply voltage value | 0 to 19.75 V | 11.00 to 14.00 V | - |
| +B Voltage Value | Headlight ECU sub-assembly LH +B power supply voltage value | 0 to 19.75 V | 11.00 to 14.00 V | - |
| Number Of Trouble Codes | Number of stored DTCs when Freeze Frame Data stored | 0 to 255 | 0 to 255 | - |
CLEAR FREEZE FRAME DATA
Note
Clearing the DTCs will also clear the freeze frame data.
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Clear the DTCs and freeze frame data.