| DTC Code | DTC Name |
|---|---|
| P3107-213 | Lost Communication with Airbag System Control Module |
DESCRIPTION
The power management control ECU detects a problem in the collision signal line from the airbag sensor assembly and alerts the driver.
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P3107 | 213 | Short to GND in the communication circuit |
|
PROCEDURE
CHECK DTC OUTPUT (SRS AIRBAG)
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Enter the following menus: Body Electrical / SRS Airbag / Trouble Codes.
Check for DTCs.
| Result | ||||||
|---|---|---|---|---|---|---|
|
Turn the power switch off.
GO TO DTC CHART (AIRBAG SYSTEM) (Click here)
CHECK AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM)
Connect an oscilloscope between the airbag sensor assembly terminals specified in the table below.
Turn the power switch on (READY).
Measure the waveform.
| Item | Contents |
|---|---|
| Terminal | H36-14 (GSW2) - H36-25 (E1) |
| Equipment Setting | 5V/DIV., 500ms/DIV. |
| Condition | Power switch on (READY) |
| Result | ||||||
|---|---|---|---|---|---|---|
|
| *a | Component with harness connected (Airbag Sensor Assembly) |
Turn the power switch off.
CLEAR DTC
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
Clear the DTCs and freeze frame data.
Turn the power switch off.
CHECK DTC OUTPUT (HYBRID CONTROL)
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
Check for DTCs.
| Result | ||||||
|---|---|---|---|---|---|---|
|
Turn the power switch off.
REPLACE POWER MANAGEMENT CONTROL ECU (Click here)
CHECK FOR INTERMITTENT PROBLEMS
REPLACE POWER MANAGEMENT CONTROL ECU (Click here)
REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA
CHECK AIRBAG SENSOR ASSEMBLY
Disconnect the H36 airbag sensor assembly connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | ||||||
|---|---|---|---|---|---|---|
|
| *a | Component without harness connected (Airbag Sensor Assembly) |
Reconnect the H36 airbag sensor assembly connector.
REPLACE AIRBAG SENSOR ASSEMBLY (Click here)
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - AIRBAG SENSOR ASSEMBLY)
Disconnect the H1 power management control ECU connector.
Disconnect the H36 airbag sensor assembly connector.
Measure the resistance according to the value(s) in the table below.
| Standard Resistance | ||||||
|---|---|---|---|---|---|---|
|
| *a | Rear view of wire harness connector (to Power Management Control ECU) |
| *b | Rear view of wire harness connector (to Airbag Sensor Assembly) |
Reconnect the H36 airbag sensor assembly connector.
Reconnect the H1 power management control ECU connector.
REPLACE POWER MANAGEMENT CONTROL ECU (Click here)
REPAIR OR REPLACE HARNESS OR CONNECTOR