SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter) |
Receiving ECU (Receiver) |
Signal |
Communication Method |
---|---|---|---|
Certification ECU (smart key ECU assembly) |
Power management control ECU |
Engine immobiliser system set/unset signal |
CAN |
Power management control ECU |
Certification ECU (smart key ECU assembly) |
Key code recognition signal |
CAN |
Power management control ECU |
Certification ECU (smart key ECU assembly) |
Shift position P signal |
LIN |
ID code certification result request signal |
|||
Power supply ON operation condition signal |
|||
Engine start operation condition signal |
|||
ACC relay drive condition signal |
|||
Steering lock ECU (Steering lock actuator assembly) |
Certification ECU (Smart key ECU assembly) |
Steering lock signal |
LIN |
Steering unlock signal |
|||
Steering lock confirmation signal |
|||
Steering unlock confirmation signal |
|||
Diagnosis response signal |
|||
Steering unlock drive relay signal |
|||
Steering lock drive relay signal |
|||
Steering lock motor operation signal |
|||
L code registration status signal |
|||
Certification ECU (Smart key ECU assembly) |
Steering lock ECU (Steering lock actuator assembly) |
Steering lock release signal |
LIN |
Matching request random number signal |
|||
L code registration mode signal |
|||
Diagnosis mode request signal |
|||
DTC clear request signal |
Rear Occupant Classification Sensor LH Circuit Malfunction (B1782)
DESCRIPTION
The rear occupant classification sensor LH circuit consists of the occupant classification
ECU and rear occupant classification sensor LH.
DTC B1782 is recorded when a malfunction is detected in the rear occupant classification
sensor LH circ ...
Check CAN Bus Line for Short to +B
DESCRIPTION
There may be a short circuit between the CAN bus main wire and +B when no resistance
exists between terminals 6 (CANH) and 16 (BAT) or 14 (CANL) and 16 (BAT) of the
DLC3.
Symptom
Trouble Area
No resistan ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT TIE ROD ASSEMBLY LH
(a) Secure the tie rod assembly LH in a vise.
(b) Install the nut to the stud bolt.
(c) Flip the ball joint back and forth 5 times.
(d) Set a to ...