Check Bus 2 Line for Short to +B [10/2015 - ]: Description

There may be a short circuit between one of the CAN bus lines and +B when no resistance exists between terminal 18 (CA4H) of the central gateway ECU and terminal 16 (BAT) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU and terminal 16 (BAT) of the DLC3.

Symptom	Trouble Area
No resistance exists between terminal 18 (CA4H) of the central gateway ECU and terminal 16 (BAT) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU and terminal 16 (BAT) of the DLC3.	Short to +B in bus 2 main line Short to +B in bus 2 branch line Central gateway ECU ECM Air conditioning amplifier assembly Certification ECU (smart key ECU assembly) Skid control ECU (brake booster with master cylinder assembly) Power steering ECU assembly Airbag ECU assembly Tire pressure warning ECU and receiver Combination meter assembly Main body ECU (multiplex network body ECU) Steering sensor No. 1 CAN junction connector No. 2 CAN junction connector

Symptom

Trouble Area

No resistance exists between terminal 18 (CA4H) of the central gateway ECU and terminal 16 (BAT) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU and terminal 16 (BAT) of the DLC3.

Short to +B in bus 2 main line
Short to +B in bus 2 branch line
Central gateway ECU
ECM
Air conditioning amplifier assembly
Certification ECU (smart key ECU assembly)
Skid control ECU (brake booster with master cylinder assembly)
Power steering ECU assembly
Airbag ECU assembly
Tire pressure warning ECU and receiver
Combination meter assembly
Main body ECU (multiplex network body ECU)
Steering sensor
No. 1 CAN junction connector
No. 2 CAN junction connector