NO.2 TRANSMITTER ID CODE CANNOT BE REPROGRAMMED [KEYLESS ENTRY SYSTEM]

id0903d2871700

2

Transmitter ID code cannot be reprogrammed.
DESCRIPTION
Theft-deterrent control module"s transmitter ID code reprogram function does not work.
POSSIBLE CAUSE
•  Malfunction in transmission circuit
―  Transmitter battery, transmitter, keyless control module bracket, keyless control module bracket ground screw or keyless control module malfunction

Diagnostic Procedure

STEP

INSPECTION

ACTION
1
INSPECT TRANSMITTER BATTERY INSTALLATION AND TYPE
•  Visually inspect transmitter battery.
•  Are below items okay?
―  Transmitter battery installation (correct polarity)
―  Battery type (CR2025)
Yes
Go to next step.
No
Set transmitter battery properly or replace with specified transmitter battery (CR2025), then go to Step 8.
2
INSPECT TRANSMITTER BATTERY TERMINALS FOR RUST AND POOR CONNECTION
•  Visually inspect transmitter.
―  Is there rust on transmitter battery terminals (positive or negative pole)?
―  Is there poor connection between terminals and battery?
Yes
Replace transmitter battery or repair transmitter battery terminal, then go to Step 8.
No
Go to next step.
3
INSPECT TRANSMITTER BATTERY
•  Inspect transmitter battery.
•  Is battery voltage normal?
Yes
Go to next step.
No
Replace transmitter battery, then go to Step 8.
4
INSPECT KEYLESS CONTROL MODULE BRACKET INSTALLATION
•  Is keyless control module bracket installed securely?
Yes
Go to next step.
No
Install bracket securely, then go back to Step 6 of keyless entry system preliminary inspection.
5
INSPECT GROUND SCREW INSTALLATION BETWEEN KEYLESS CONTROL MODULE AND KEYLESS CONTROL MODULE BRACKET
•  Are keyless control module and keyless control module bracket connected securely to ground screw?
Yes
Go to next step.
No
Install screw securely, then go back to Step 6 of keyless entry system preliminary inspection.
6
CHECK TO SEE WHETHER MALFUNCTION IS IN TRANSMITTER BATTERY OR ELSEWHERE
•  Replace with a known good transmitter battery.
•  Does keyless entry system operate properly?
Yes
Replace transmitter battery, then go to Step 8.
No
Go to next step.
7
CHECK TO SEE WHETHER MALFUNCTION IS IN TRANSMITTER OR KEYLESS CONTROL MODULE
•  Reprogram transmitter ID codes by using another known good transmitter.
•  Does keyless entry system operate okay?
Yes
Replace transmitter and reprogram transmitter ID code, then go to next step.
No
Replace keyless control module and reprogram transmitter ID code, then go to next step.
8
CONFIRM THAT MALFUNCTION SYMPTOMS DO NOT RECUR AFTER REPAIR
•  Does keyless entry system operate properly?
Yes
Troubleshooting completed.
Explain repairs to customer.
No
Recheck malfunction symptoms, then repeat from Step 1 if malfunction recurs.