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KEYLESS ENTRY SYSTEM PRELIMINARY INSPECTION

BHE090369000W01

• Perform the following preliminary inspection before troubleshooting.

STEP | INSPECTION | ACTION
--- | --- | ---
1 | • Is an after-market system installed? | Yes | Perform troubleshooting according to after-market keyless entry system manual.
No | Go to the next step.
2 | • Did the customer activate the keyless entry system with the key inserted into the steering lock? | Yes | Go to the next step.
No | • Explain to the customer that the system does not work with the key inserted into the steering lock. • Go to the next step.
3 | • Did the customer use the keyless entry system in particular area, such as being near TV towers, power plants, power lines, or factories? | Yes | Attempt to lock/unlock the doors with the transmitter in a non-interference area. If system operates: • Area of operation is suspect. Explain effect of outside interference on the transmitter to the customer. If system does not operate: • Go to the next step.
No | Go to the next step.
4 | • Are any of the following after-market electrical parts on the vehicle? – Cellular phone – Radio-wave equipment – Remote engine starter – TV, etc. | Yes | Disconnect the after-market electrical part connectors and attempt to lock/unlock the doors with the transmitter. If system operates: • The after-market electrical parts are interfering with the keyless entry system. If system does not operate: • Go to the next step.
No | Go to the next step.
5 | • Perform the on-board diagnostic function. (See KEYLESS ENTRY SYSTEM ON-BOARD DIAGNOSIS.) • Does the on-board diagnostic function work? | Yes | Go to the next step.
No | • Go to Step 1 of NO. 1 ONE OR MORE ON-BOARD DIAGNOSTIC FUNCTIONS INOPERATIVE. • Go to Step 1 of NO. 2 ALL ON-BOARD DIAGNOSTIC FUNCTIONS INOPERATIVE.
6 | • Attempt to reprogram the transmitter ID code. • Can the transmitter ID code be reprogrammed? | Yes | The system is normal.
No | Go to Step 1 of troubleshooting NO. 3 TRANSMITTER ID CODE CANNOT BE REPROGRAMMED.