Toyota CH-R Service Manual > Immobiliser System(w/ Smart Key System): Engine Immobiliser System Malfunction (B2799)
DESCRIPTION
If there is a communication malfunction between the ECM and ID code box (immobiliser
code ECU), or when the communication ID codes do not match, the ECM stores this
DTC.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
...
Toyota CH-R Service Manual > Can Communication System: Check Bus 5 Line for Short to GND
DESCRIPTION
There may be a short circuit between one of the CAN bus lines and GND when there
is no resistance between terminal 15 (CA5H) of the central gateway ECU (network
gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 16 (CA5L) of the central
gateway ECU (network gateway ECU) and ...