Keyless Entry System Pre-Inspection
- Perform the following pre-inspection before troubleshooting.
KEYLESS ENTRY SYSTEM PRE-INSPECTION CHART
| STEP | INSPECTION | ACTION | |
|---|---|---|---|
| 1 | Is system an after-market one? | Yes | Perform troubleshooting according to after-market keyless entry system manual. |
| No | Go to next step. | ||
| 2 | Did customer activate keyless entry system when ignition switch was in LOCK position? | Yes | Go to next step. |
| No | Explain to customer that system does not work when ignition is in ON position. Turn ignition switch to LOCK position, then go to next step. |
||
| 3 | Did customer use keyless entry system in particular area, such as near TV towers, power plants, power lines or factories? | Yes | Attempt to lock/unlock doors with transmitter in non-interference area. If system operates:
If system does not operate:
|
| No | Go to next step. | ||
| 4 | Are any of the following after-market electrical parts on the vehicle?
|
Yes | Disconnect after-market electrical part connectors and attempt to lock/unlock doors with transmitter. If system operates:
If system does not operate:
|
| No | Go to next step. | ||
| 5 |
|
Yes | Go to Step 7. |
| No | Go to next step. | ||
| 6 |
|
Yes | Go to Step 1 of troubleshooting No. 1. |
| No | Go to Step 1 of troubleshooting No. 2. | ||
| 7 |
|
Yes | System is normal now. |
| No | Go to Step 1 of troubleshooting No. 3. | ||