ECM Communication Stop Mode
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: ECM Communication Stop Mode
- ECM Communication Stop Mode
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT
Operating the engine switch, any switches or any doors triggers related ECU and sensor communication with the CAN, which causes resistance variation.
PROCEDURE
1. CHECK HARNESS AND CONNECTOR (ECM - BATTERY AND BODY GROUND)
(a) Disconnect the A13, A14, E2 and E3 ECM connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:
(c) Measure the voltage according to the value(s) in the table below.
Standard voltage:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE ECM Removal