LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Can System (DTC/Circuit Diagnosis) >> Circuit Diagnosis >> Malfunction Area Chart >> Vehicle CAN Communication 1 Circuit

Vehicle CAN Communication 1 Circuit

MAIN LINE 

Malfunction area Reference
Main line between IPDM E/R and combination meter Diagnosis Procedure 
Main line between combination meter and 6CH CAN gateway Diagnosis Procedure 
Main line between 6CH CAN gateway and automatic back door control module Diagnosis Procedure 

BRANCH LINE 

Malfunction area Reference
ECM branch line circuit Diagnosis Procedure 
IPDM E/R branch line circuit Diagnosis Procedure 
TCM branch line circuit Diagnosis Procedure 
Air bag diagnosis sensor unit branch line circuit Diagnosis Procedure 
Head up display unit branch line circuit Diagnosis Procedure 
Electric shift control module branch line circuit Diagnosis Procedure 
Combination meter branch line circuit Diagnosis Procedure 
Automatic back door control module branch line circuit Diagnosis Procedure 
BCM branch line circuit Diagnosis Procedure 

SHORT CIRCUIT 

Malfunction area Reference
Vehicle CAN communication 1 circuit Diagnosis Procedure