Symptom Troubleshooting Using Malfunctioning Circuit Functions
If a malfunction occurs in the immobilizer circuit, use the table to cross-reference the malfunction criteria to the line(s) that should be checked in the table:
| Function | Immobilizer Indicator | Engine Start | Key Registration | Tester Communication | Keyless Operation | |
|---|---|---|---|---|---|---|
| Line Error | ||||||
| Terminal No. (Wire Color) | Cause of Malfunction | |||||
| 1 (PNK) | VBU line open or short | Comes on, then goes off. | Possible | Impossible | Possible | Impossible |
| 2 (RED) | IG1 line open or short | Blinking | Impossible | Impossible | Impossible | Possible |
| 3 (GRN) | S-NET line open or short | Blinking | Impossible | Possible | Impossible | Possible |
| 4 (GRN) | B-CAN line open or short | Comes on, then goes off. | Possible | Possible | Immobilizer: Possible | Impossible |
| Keyless: Impossible | ||||||
| 5 (BLU) | K-LINE line open or short | Comes on, then goes off. | Possible | Impossible | Impossible | Possible |
| 6 (GRY) | KEYSW line open | Comes on, then goes off. | Possible | Possible | Possible | Possible (in spite of the key is in the ignition switch) |
| KEYSW line short to ground | Impossible | |||||
| 7 (BRN) | GND (LG) line open | Blinking | Impossible | Impossible | Impossible | Impossible |