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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Can System (DTC/Circuit Diagnosis) >> Circuit Diagnosis >> Malfunction Area Chart >> Chassis CAN Communication 1 Circuit

Chassis CAN Communication 1 Circuit

MAIN LINE 

Malfunction area Reference
Main line between ABS actuator and electric unit (control unit) and steering angle sensor Diagnosis Procedure 
Main line between steering angle sensor and electric parking brake control module Diagnosis Procedure 
Main line between electric parking brake control module and AWD control unit Diagnosis Procedure 
Main line between AWD control unit and chassis control module Diagnosis Procedure 

BRANCH LINE 

Malfunction area Reference
ABS actuator and electric unit (control unit) branch line circuit Diagnosis Procedure 
Steering angle sensor branch line circuit Diagnosis Procedure 
Electric parking brake control module branch line circuit Diagnosis Procedure 
AWD control unit branch line circuit Diagnosis Procedure 
Chassis control module branch line circuit Diagnosis Procedure 

SHORT CIRCUIT OR OPEN CIRCUIT 

Malfunction area Reference
Chassis CAN communication 1 circuit Diagnosis Procedure