Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - STEERING COLUMN
STEERING LOCK SYSTEM - SYSTEM DIAGRAM
| Transmitting ECU | Receiving ECU | Signal | Communication Method |
| Main Body ECU | Steering Lock ECU | Power supply status (to steering lock motor) | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Sleep available status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Lock/unlock sensor status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Steering lock status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Motor control status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Diagnostic response status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Lock/unlock sensor malfunction | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Power supply malfunction (to steering lock motor) | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Motor driver malfunction | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Lock bar stuck status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Push button start function status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Lock/unlock relay drive status | LIN |
| Steering Lock ECU | Certification ECU (Smart Key ECU Assembly) Main Body ECU ID Code Box (Immobiliser Code ECU) | Engine start control status | LIN |