Check Bus 3 Line for Short to +B [11/2021 - 10/2022]: Description
There may be a short circuit between one of the CAN bus lines and +B when there is no resistance between terminal CA3H of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal CA3L of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3.
| Symptom |
Trouble Area |
- There is no resistance between terminal 6 (CA3H) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 21 (CA3L) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3.*1
- There is no resistance between terminal 30 (CA3H) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 29 (CA3L) 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)
- Radio receiver assembly
- DCM (telematics transceiver)*3
- Luggage closer motor assembly
- Rear multiplex network door ECU LH
- Stereo component equalizer assembly
- Rear multiplex network door ECU RH
- No. 7 CAN junction terminal
- No. 1 CAN junction connector
- No. 21 CAN junction connector
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*1: w/o Advanced Park
*2: w/ Advanced Park
*3: w/ Manual (SOS) Switch