Check Bus 5 Line for Short to +B [10/2022 - 10/2023]: Description
There may be a short circuit between one of the CAN bus lines and +B when there is no resistance between terminal CA5H of the central gateway ECU (network gateway ECU) and terminal BAT of the DLC3, or terminal CA5L of the central gateway ECU (network gateway ECU) and terminal BAT of the DLC3.
| Symptom |
Trouble Area |
- There is no resistance between terminal 15 (CA5H) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 16 (CA5L) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3.*1
- There is no resistance between terminal 7 (CA5H) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 8 (CA5L) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3.*2
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- Short to +B in CAN main bus wire
- Short to +B in CAN branch wire
- Central gateway ECU (network gateway ECU)
- Certification ECU (smart key ECU assembly)
- Meter mirror sub-assembly*3
- Multiplex tilt and telescopic ECU
- Main body ECU (multiplex network body ECU)
- Air conditioning amplifier assembly
- Headlight ECU sub-assembly LH
- Front multiplex network door ECU LH
- Position control ECU assembly
- Front multiplex network door ECU RH
- Rear power seat switch (rear multi operation panel)*4
- No. 2 position control ECU assembly
- Headlight ECU sub-assembly RH
- Combination meter assembly
- No. 2 CAN junction connector
- No. 10 CAN junction connector
- No. 11 CAN junction connector
- No. 11 CAN junction terminal*2
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*1: w/o Advanced Park
*2: w/ Advanced Park
*3: w/ Headup Display System
*4: w/ Rear Multi Operation Panel System