FREEZE FRAME DATA
1. DESCRIPTION
The ECM records vehicle and driving condition information as freeze frame data the moment a DTC is stored. When troubleshooting, freeze frame data can be helpful in determining whether the vehicle was moving or stationary, whether the engine was warmed up or not, whether the air fuel ratio was lean or rich, as well as other data recorded at the time of a malfunction.
HINT:
2. PENDING FREEZE FRAME DATA
HINT:
Pending freeze frame data is stored when a 2 trip DTC is first detected during the first trip.
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Trouble Codes.
(e) Select a DTC in order to display its pending freeze frame data.
HINT:
3. LIST OF FREEZE FRAME DATA
Tester Display |
---|
Battery Voltage |
BATT Voltage |
Alternator Output Duty Ratio |
Alternator Voltage - Non Active Test |
Voltage of Alternator |
Automatic High Beam System (B124B)
DESCRIPTION
The main body ECU (multiplex network body ECU) determines the status of the automatic
high beam system based on the automatic high beam system signal from the forward
recognition camera.
DTC No.
Detection Item
DTC Detection Condition
Trou ...
Power Source Mode does not Change to ON (IG and ACC)
DESCRIPTION
If any of the following operations are performed, the certification ECU (smart
key ECU assembly) receives a signal, and changes the power source mode.
With the electrical key transmitter sub-assembly in the cabin, the engine
switch is pressed.
When the battery of the e ...
Steering Angle Sensor (C1A47)
DESCRIPTION
The forward recognition camera receives steering angle information from the spiral
cable with sensor sub-assembly. If the forward recognition camera detects a spiral
cable with sensor sub-assembly malfunction, DTC C1A47 is stored.
DTC No.
Detection Item
...