Lexus NX: Freeze Frame Data
FREEZE FRAME DATA
FREEZE FRAME DATA
(a) Whenever an ASC system DTC is stored, the stereo component equalizer assembly 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 / ASC / Trouble Codes.
Body Electrical > ASC > 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.
Body Electrical > ASC| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Sound State | Simulated engine sound output status | Stopping or Sounding | Stopping: Simulated engine sound stopped Sounding: Simulated engine sound being output | - |
| Mute | Mute setting | OFF or ON | OFF: Mute off ON: Mute on | - |
| Gear Position (D Range) | Gear position information | 1st, 2nd, 3rd, 4th, 5th or 6th | Actual gear position | - |
| Suppositional Engine Speed (Target Value) | Calculated engine speed in the stereo component equalizer assembly | Min.: 0 rpm Max.: 8000 rpm | Changes according to driving conditions (accelerator pedal opening angle, vehicle speed, etc.) | - |
| Volume SW | Vehicle sound switch on/off status | OFF or ON | OFF: Vehicle sound switch off ON: Vehicle sound switch on | - |
| Speaker Disconnection Inspection | State of wire harness between stereo component equalizer assembly and No. 1 speaker assembly with box | OFF or Inspecting | OFF: Open not detected Inspecting: Open detected | - |
| Volume Switch Voltage | The VSLI terminal voltage to the CPU of the stereo compartment equalizer assembly | Min.: 0 V Max.: 5 V | Changes according to vehicle sound switch volume setting | - |
| Pseudo Engine Revolution (HV ECU) | Actual engine speed | Min.: 0 rpm Max.: 12800 rpm | Actual engine speed | - |
| Vehicle Speed | Maximum wheel speed sensor reading | Min.: 0 km/h Max.: 327.67 km/h | Actual vehicle speed | - |
| Accelerator Position | Accelerator pedal opening angle | Min.: 0% Max.: 111.0% | Actual accelerator pedal opening angle | - |
| Shift SW Status (P Range) | Park/Neutral position switch status | OFF or ON | OFF: Shift lever in any position other than P ON: Shift lever in P | - |
| Shift SW Status (R Range) | Shift lever position (R) | OFF or ON | OFF: Shift lever in any position other than R ON: Shift lever in R | - |
| Shift SW Status (D Range) | Shift lever position (D) | OFF or ON | OFF: Shift lever in any position other than D ON: Shift lever in D | - |
| Shift SW Status (N Range) | Shift lever position (N) | OFF or ON | OFF: Shift lever in any position other than N ON: Shift lever in N | - |
| Gear Position (Sports Mode) | Gear position information with shift lever in S | Not Sports Mode, 1st, 2nd, 3rd, 4th, 5th or 6th | Not Sports Mode: Shift lever in any position other than S 1st: S1 gear range selected 2nd: S2 gear range selected 3rd: S3 gear range selected 4th: S4 gear range selected 5th: S5 gear range selected 6th: S6 gear range selected | - |
| Drive Mode Status | Drive mode status | Normal, Power, Sport, Sport, Sport+, Comfort, ECO, Customize | Actual drive mode displayed | - |
| Integrated Sport Mode Indicator | Drive mode (SPORT) status | OFF or Lighting | OFF: Drive mode other than SPORT mode selected Lighting: SPORT mode selected | - |
| Sport Mode Indicator | S position switch status | OFF or Lighting | OFF: Shift lever in any position other than S Lighting: Shift lever in S | - |
| ECO Mode Indicator | ECO mode indicator illumination status | OFF or Lighting | OFF: ECO mode indicator not illuminated Lighting: ECO mode indicator illuminates | - |
| Powertrain Customize Status | Powertrain customize status | NONE, POWER, ECO, NORMAL | Actual powertrain displayed | - |
| Mode Indicator Signal | Drive mode indicator illumination status | OFF, S Mode, M Mode, D Mode | Actual mode indicator status displayed | - |
| Engine Mode | Engine operating status | Stopped, Move to Stopping, Starting or Running | Stopped: Engine stopped Move to Stopping: Engine attempting to stop Starting: Engine attempting to start Running: Engine running | - |
| EV Mode | EV mode indicator illumination status | OFF or Lighting | OFF: EV mode indicator not illuminated Lighting: EV mode indicator illuminates | - |
| Integrated Sport Mode Status | Drive mode (SPORT, SPORT S or SPORT S+) status | Not Sport, PWR & Chassis, Chassis or PWR | Not Sport: Drive mode other than SPORT, SPORT S or SPORT S+ mode selected PWR & Chassis: SPORT S+ mode selected Chassis: SPORT S mode selected PWR: SPORT S mode selected | - |
| Number of DTC | Number of trouble codes | Min.: 0 Max.: 255 | Number of 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 DTCs and freeze frame data.
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