Lexus NX: Freeze Frame Data
FREEZE FRAME DATA
FREEZE FRAME DATA
(a) Whenever a DTC is detected, the blind spot monitor sensor stores the current vehicle (sensor) 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 blind spot monitor main switch (combination switch assembly) on.
(d) Turn the Techstream on.
(e) Enter the following menus: Body Electrical / Blind Spot Monitor Master or Blind Spot Monitor Slave / Trouble Codes.
(f) According to the display on the Techstream, display the Freeze Frame Data for the selected DTC.
Body Electrical > Blind Spot Monitor Master| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Main Switch | State of the blind spot monitor main switch (combination switch assembly) | OFF or ON | OFF: Blind spot monitor main switch (combination switch assembly) off ON: Blind spot monitor main switch (combination switch assembly) on | - |
| Warning Indicator Turning on(Master) | State of the outer rear view mirror indicator LH turning on | OFF or ON | OFF: Any state except "ON" state ON: Either of the following states
| - |
| Warning Indicator Flashing(Master) | State of the outer rear view mirror indicator LH flashing | OFF or ON | OFF: Any state except "ON" state ON: Blind spot monitor system on, vehicle detected on left hand side and left side of turn signal switch on | - |
| Main Switch Indicator Status | State of the blind spot monitor indicator on the blind spot monitor main switch (combination switch assembly) | OFF or ON | OFF: Indicator not illuminated ON: Indicator illuminated | - |
| Warning Indicator Input Circuit Voltage | Outer rear view mirror indicator voltage | Min.: 0 V, Max.: 25.5 V | Indicator illuminated: 2.5 to 7.5 V Indicator not illuminated: Below 1 V | - |
| Warning Indicator Input Circuit Current | Outer rear view mirror indicator current | Min.: 0 mA, Max.: 255 mA | Indicator illuminated: 5 to 100 mA Indicator not illuminated: 0 mA | - |
| Main Switch Indicator Input Circuit Voltage | Blind spot monitor indicator on the blind spot monitor main switch (combination switch assembly) voltage | Min.: 0 V, Max.: 25.5 V | 9 to 16 V | - |
| Turn Switch State | State of the turn signal switch | Left ON, Right ON or OFF | Left ON: Left side of turn signal switch on Right ON: Right side of turn signal switch on OFF: Turn signal switch off | - |
| Reverse (Only for AT/CVT) | State of the shift position R signal | OFF or ON | OFF: Shift lever in any position except R ON: Shift lever in R | - |
| Vehicle Speed | Vehicle speed signal | -328 to 328 km/h (-204 to 204 mph) | Almost same as actual vehicle speed | - |
| Steering Angle | Steering angle sensor | Min.: -3072 deg, Max.: 3070.5 deg | Left turn: Increases Right turn: Decreases | - |
| Power Supply Voltage | Power supply voltage | Min.: 0 V, Max.: 49.951 V | Power switch on (IG): 11 to 14 V | - |
| Indicator Light Control State | Blind spot monitor main switch (combination switch assembly) and outer rear view mirror indicator dimming state | Dim OFF or Dim ON | Dim OFF: Indicator not dimmed Dim ON: Indicator dimmed | - |
| Angle Adjustment by Auto Alignment | Angle adjusted using auto alignment | Min.: Under -180 deg, Max.: Over 180 deg | Angle adjusted using auto alignment is displayed number of DTC | - |
| Yaw Rate Sensor | Yaw rate sensor | Min.: Under -124.928 deg/s, Max.: 124.684 deg/s | Turning right: -124.928 to 0 deg/s Turning left: 0 to 124.684 deg/s | - |
| Number of DTC | Number of DTC | Min.: 0, Max.: 255 | When system is normal: 0 When a malfunction is detected: More than 0 | - |
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Warning Indicator Turning on(Slave) | State of the outer rear view mirror indicator RH turning on | OFF or ON | OFF: Any state except "ON" state ON: Either of the following states
| - |
| Warning Indicator Flashing(Slave) | State of the outer rear view mirror indicator RH flashing | OFF or ON | OFF: Any state except "ON" state ON: Blind spot monitor system on, vehicle detected on right hand side and right side of turn signal switch on | - |
| Buzzer Sound Status | State of the RCTA buzzer (blind spot monitor buzzer) | OFF or ON | OFF: Buzzer not sounding ON: Buzzer sounding | - |
| Warning Indicator Input Circuit Voltage | Outer rear view mirror indicator voltage | Min.: 0 V, Max.: 25.5 V | Indicator illuminated: 2.5 to 7.5 V Indicator not illuminated: Below 1 V | - |
| Warning Indicator Input Circuit Current | Outer rear view mirror indicator current | Min.: 0 mA, Max.: 255 mA | Indicator illuminated: 5 to 100 mA Indicator not illuminated: 0 mA | - |
| Buzzer Input Circuit Voltage | RCTA buzzer (blind spot monitor buzzer) voltage | Min.: 0 V, Max.: 25.5 V | Buzzer not sounding: 11 to 14 V Buzzer sounding: Alternating between 0 to 14 V | - |
| Turn Switch State | State of the turn signal switch | Left ON, Right ON or OFF | Left ON: Left side of turn signal switch on Right ON: Right side of turn signal switch on OFF: Turn signal switch off | - |
| Reverse (Only for AT/CVT) | State of the shift position R signal | OFF or ON | OFF: Shift lever in any position except R ON: Shift lever in R | - |
| Vehicle Speed | Vehicle speed signal | -328 to 328 km/h (-204 to 204 mph) | Almost same as actual vehicle speed | - |
| Steering Angle | Steering angle sensor | Min.: -3072 deg, Max.: 3070.5 deg | Left turn: Increases Right turn: Decreases | - |
| Power Supply Voltage | Power supply voltage | Min.: 0 V, Max.: 49.951 V | Power switch on (IG): 11 to 14 V | - |
| Indicator Light Control State | Blind spot monitor main switch (combination switch assembly) and outer rear view mirror indicator dimming state | Dim OFF or Dim ON | Dim OFF: Indicator not dimmed Dim ON: Indicator dimmed | - |
| Angle Adjustment by Auto Alignment | Angle adjusted using auto alignment | Min.: Under -180 deg, Max.: Over 180 deg | Angle adjusted using auto alignment is displayed | - |
| Yaw Rate Sensor | Yaw rate sensor | Min.: Under -124.928 deg/s, Max.: 124.684 deg/s | Turning right: -124.928 to 0 deg/s Turning left: 0 to 124.684 deg/s | - |
| Number of DTC | Number of DTC | Min.: 0, Max.: 255 | When system is normal: 0 When a malfunction is detected: More than 0 | - |
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) Turn the blind spot monitor main switch (combination switch assembly) on.
(d) Turn the Techstream on.
(e) Clear the DTCs and Freeze Frame Data.
READ NEXT:
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 deciding whether a pa
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Blind Spot Monitor System DTC No. Detection Item Note Link C1A45 Vehicle Speed Sensor - C1A46 Yaw Rate Sensor - C1A47 Steering An
Vehicle Speed Sensor (C1A45)
DESCRIPTION The blind spot monitor sensor receives vehicle speed signals from the skid control ECU via CAN communication. DTC No. Detection Item DTC Detection Condition Trouble Area Note
SEE MORE:
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA HINT:
If a DTC is output, the freeze frame data is recorded when the DTC occurs.
If freeze frame data is recorded when a DTC occurs, the freeze frame data is not cleared or updated until the recorded DTC is cleared.
(a) Using the Techstream, the condition
Precaution
PRECAUTION PRECAUTIONS FOR FRONT RADAR SENSOR SYSTEM (a) The millimeter wave radar sensor assembly may not be able to reliably detect the following objects:
Pylons made from plastic, etc., glass surfaces such as the entrance to a convenience store, low to the ground objects such as curbs, etc.
