Immobiliser Monterey FO:DATA LIST
| No. | Tech 1 Display | Conditions for checking | Nominal Value | Trouble Codes | Terminal |
|---|---|---|---|---|---|
| 02 | ENGINE REQUEST | Petrol engines only: |
Ignition "ON
| Diesel engines only: | RECEIVED | |
|---|---|---|
| NOT USED | 17 | 08 |
Petrol engines only:
Note:
After ignition "ON", the engine control unit requests the imo signal from the immobiliser control unit. TECH 1 indicates whether the immobiliser control unit has received a request signal from the engine control unit.
If no request was registered, TECH 1 displays: NOT RECEIV.
| Troubleshooting | Nominal Value | Cause of Fault |
· Ignition "OFF"
· Disconnect wiring harness plug from immobiliser control unit K117
· Disconnect wiring harness plug from engine control unit K144
· Measure resistance with multimeter
| from: Immobiliser control unit K117, wiring harness plug ter. 8 | ||
|---|---|---|
| to: Engine control unit K144, wiring harness plug ter. C2 | approx. 0 W | · Line interrupted or short circuit to voltage |
from: K117, wiring harness plug ter. 8
to: K144, wiring harness plug ter. C2
· Measure resistance with multimeter
from: Immobiliser control unit K117, wiring harness plug ter. 8
to: Ground
| · Ignition "ON" | > 2 kW | · Short circuit to ground |
from: K117, wiring harness plug ter. 8
to: K144, wiring harness plug ter. C2
| If nominal values are attained: | · Immobiliser control unit K117 defective |
or
| · Engine control unit K144 defective |