B1013

POWER DISTRIBUTION: ELECTRIC POWER CONTROL SYSTEM: B1013; IG Power Supply Circuit; 2013 MY FR-S [03/2012 -]
B1013 - IG Power Supply Circuit

DESCRIPTION

* B1013 is stored when a malfunction is detected in the IG circuit.

WIRING DIAGRAM

INSPECTION PROCEDURE

NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1. CLEAR DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

NEXT -- Continue to next step.

2. CHECK FOR DTC

(a) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

Result

B -- USE SIMULATION METHOD TO CHECK
A -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (VOLTAGE)

(a) Disconnect the 3A and 3E instrument panel junction block assembly connector.

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

Standard Voltage:

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

4. CHECK HARNESS AND CONNECTOR (GROUND)

(a) Disconnect the D6 and A73 main body ECU (network gateway ECU) connector.

(b) Disconnect the 3A and 3B instrument panel junction block assembly connector.

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

Standard Resistance:

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

5. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

(a) Remove the instrument panel junction block assembly Removal.

(b) Remove the main body ECU (network gateway ECU) from the instrument panel junction block assembly.

NG -- REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Removal

OK -- REPLACE MAIN BODY ECU (NETWORK GATEWAY ECU) Removal