P3107-214

HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM: P3107-214: Lost Communication with Airbag System Control Module
P3107-214 - Lost Communication with Airbag System Control Module

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 power switch on (IG).

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

(d) Check if DTCs are output.

Result:





(e) Turn the power switch off.

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

2. CHECK AIRBAG SENSOR ASSEMBLY (CHECK WAVEFORM) P3107-213

B -- CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU CONNECTOR)
A -- Continue to next step.

3. CLEAR DTC P0A09-591

NEXT -- Continue to next step.

4. CHECK DTC OUTPUT (HV)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

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

(d) Check if DTCs are output.

Result:





(e) Turn the power switch off.

B -- REPLACE HYBRID VEHICLE CONTROL ECU Components
A -- Continue to next step.

5. CHECK FOR INTERMITTENT PROBLEMS

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

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

OK -- REPLACE HYBRID VEHICLE CONTROL ECU Components

6. CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU CONNECTOR) P0343

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

7. CHECK CONNECTOR CONNECTION CONDITION (AIRBAG SENSOR ASSEMBLY CONNECTOR)

(a) Check the connections of the airbag sensor assembly connectors.





Text in Illustration





OK:

The connectors are connected securely and there are no contact problems.

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

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

(a) Disconnect connector A58 from the hybrid vehicle control ECU.

(b) Disconnect connector F34 from the airbag sensor assembly.

(c) Turn the power switch on (IG).

(d) Measure the voltage according to the value(s) in the table below.





Text in Illustration





Standard Voltage:





NOTICE:
Turning the power switch on (IG) with the hybrid vehicle control ECU and airbag sensor assembly connectors disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.

(e) Turn the power switch off.

(f) Measure the resistance according to the value(s) in the table below.

Standard Resistance (Check for Open):





Standard Resistance (Check for Short):





(g) Connect the airbag sensor assembly.

(h) Connect the hybrid vehicle control ECU connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

9. CHECK HYBRID VEHICLE CONTROL ECU

(a) Disconnect connector F34 from the airbag sensor assembly.

(b) Turn the power switch on (IG).

(c) Measure the voltage according to the value(s) in the table below.





Standard Voltage:





Text in Illustration





NOTICE:
Turning the power switch on (IG) with the airbag sensor assembly connector disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.

(d) Connect the airbag sensor assembly.

NG -- REPLACE HYBRID VEHICLE CONTROL ECU Components

OK -- REPLACE AIRBAG SENSOR ASSEMBLY Components