Checking Program - Central Door Locking System Monterey
| Test | Test Equipment | Test | Notes | Nominal | |
|---|---|---|---|---|---|
| Step | Multimeter | ||||
| MKM-587-A | of | ||||
| between | |||||
| Value: | |||||
| 03 | Ohmmeter range 200 W | Central door locking switch S42 (co - driver's door) | K37, | ||
| XB7 ter. 1 | K37, | ||||
| XB7 ter. 3 | · Lock driver's door | ||||
| · Unlock co - driver's door with key and hold key in unlock position | approx. 0 W | ||||
| K37, | |||||
| XB7 ter. 2 | K37, | ||||
| XB7 ter. 3 | · Unlock driver's door | ||||
| · Lock co - driver's door with key and hold key in lock position | approx. 0 W | ||||
| Troubleshooting | Nominal Value | Cause of Fault |
· Measure resistance with multimeter
from: Central door locking switch S42, wiring harness plug XD17 ter. 3
to: Ground
| approx. 0 W | · Line interrupted |
from: Wiring harness plug XD17 ter. 3
| to: Ground |
· Measure resistance with multimeter
from: Central door locking switch S42, wiring harness plug XD17 ter. 2
to: Control unit K37, wiring harness plug XB7 ter. 1
| approx. 0 W | · Line interrupted |
from: Wiring harness plug XD17 ter. 2
| to: Wiring harness plug XB7 ter. 1 |
· Measure resistance with multimeter
from: Central door locking switch S42, wiring harness plug XD17 ter. 1
to: Control unit K37, wiring harness plug XB7 ter. 2
| approx. 0 W | · Line interrupted |
from: Wiring harness plug XD17 ter. 1
| to: Wiring harness plug XB7 ter. 2 | |
|---|---|
| If nominal values are attained: | · Central door locking switch S42 defective |