P3107-215

P313 HYBRID VEHICLE CONTROL: HYBRID CONTROL SYSTEM: P3107-215: Airbag ECU Communication Circuit Malfunction
P3107-215 - Airbag ECU Communication Circuit Malfunction

DESCRIPTION

Refer to the description for DTC P3107-213 P3107-213.





WIRING DIAGRAM

Refer to the wiring diagram for DTC P3107-213 P3107-213.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC OUTPUT (AIRBAG)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Enter the following menus: Body Electrical / SRS Airbag / Trouble Codes.

(d) Check if DTCs are output.

Result:





(e) Turn the ignition switch off.

B -- GO TO DTC CHART Airbag System
A -- Continue to next step.

2. CLEAR DTC P3107-213

NEXT -- Continue to next step.

3. CHECK DTC OUTPUT (HV)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

(d) Check if DTCs are output.

Result:





(e) Turn the ignition switch off.

B -- CHECK CENTER AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM)
A -- Continue to next step.

4. CHECK FOR INTERMITTENT PROBLEMS

(a) Check for intermittent problems Check For Intermittent Problems.

NG -- REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

OK -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal

5. CHECK CENTER AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM)

(a) Turn the ignition switch to ON (READY).

(b) Connect an oscilloscope between the center airbag sensor assembly terminals specified in the table below, and measure the waveform.









Text in Illustration





Result:





(c) Turn the ignition switch off.

B -- CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU CONNECTOR)

A -- REPLACE HYBRID VEHICLE CONTROL ECU Removal

6. CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU CONNECTOR) P0340-886

NG -- CONNECT SECURELY
OK -- Continue to next step.

7. CHECK CONNECTOR CONNECTION CONDITION (CENTER AIRBAG SENSOR ASSEMBLY CONNECTOR) P3107-214

NG -- CONNECT SECURELY
OK -- Continue to next step.

8. CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - CENTER AIRBAG SENSOR ASSEMBLY) P3107-214

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal