P0617

HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM: P0617-142: Starter Relay Circuit High
P0617-142 - Starter Relay Circuit High

DESCRIPTION





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (ST2 TERMINAL VOLTAGE)

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

(b) Measure the voltage according to the value(s) in the table below when the power switch is off.





Standard Voltage:





Text in Illustration





(c) Connect the hybrid vehicle control ECU connector.

NG -- CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - POWER MANAGEMENT CONTROL ECU)
OK -- Continue to next step.

2. CLEAR DTC

(a) Connect the Techstream to the DLC3.

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

(c) Read and record the DTCs and freeze frame data.

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

(e) Clear the DTCs and freeze frame data.

NEXT -- Continue to next step.

3. RECONFIRM DTC OUTPUT

(a) Turn the power switch off and leave the vehicle as it is for approximately 5 seconds.

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

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

(d) Recheck for DTCs.

Result:





B -- CHECK FOR INTERMITTENT PROBLEMS Check For Intermittent Problems

A -- REPLACE HYBRID VEHICLE CONTROL ECU Components

4. CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - POWER MANAGEMENT CONTROL ECU)

(a) Disconnect connector F51 from the power management control ECU connector.

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

(c) Measure the voltage according to the value(s) in the table below when the power switch is off.





Text in Illustration





Standard Voltage:





(d) Connect the power management control ECU connector.

(e) Connect the hybrid vehicle control ECU connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE POWER MANAGEMENT CONTROL ECU Components