The RKE (Remote Keyless Entry) Transmitter Is Inoperative
- S1 CHECK FOR THE CORRECT KEYS
- Verify all keys present are the correct type for the vehicle.
Are the correct keys present?
- Yes : GO to S2
- No : The system cannot be tested without the correct keys. INFORM the customer that all of the correct keys must be present to proceed with diagnosis of the system.
- S2 CHECK THE RKE (REMOTE KEYLESS ENTRY) FUNCTIONALITY OF THE KEYS
- Press each RKE button on a key. Repeat this step on a second key.
Are all the RKE functions inoperative from both keys?
- Yes : GO to S8
- No : GO to S3
- S3 CHECK THE RKE (REMOTE KEYLESS ENTRY) FUNCTIONALITY OF THE SUSPECT KEY
- Press each RKE button (twice for the luggage compartment lid release) on the suspect key.
Does any RKE function operate?
- Yes : GO to PINPOINT TEST T
- No : GO to S4
- S4 RESYNCHRONIZE THE INOPERATIVE KEY
- Ignition OFF.
- Within 30 seconds, press any button on the suspect key 4 times consecutively.
Does the suspect key operate correctly now?
- Yes : The system is OK. The concern was caused by a key out of synchronization.
- No : GO to S5
- S5 RESYNCHRONIZE THE INOPERATIVE KEY USING THE SECOND KEY
- Press any button on the operational key.
- Within 30 seconds, press any button on the suspect key.
- Check the suspect key for correct operation.
Does the suspect key operate correctly now?
- Yes : The system is OK. The concern was caused by a key out of synchronization.
- No : GO to S6
- S6 CHECK THE KEY BATTERY
- Open the key.
- Do not clean off any grease from the battery terminals on the back surface of the circuit board.
- Verify the correct battery is used (CR2032).
- Remove the key battery and measure the voltage.
Is the voltage greater than 2.5 volts?
- Yes : GO to S7
- No : INSTALL a new battery. DO NOT reprogram the key (damaged or dead batteries do not erase keys from memory).
- S7 PROGRAM THE SUSPECT KEY
- Program the suspect key.
For vehicles not equipped with push button start,
REFER to: ANTI-THEFT SECURITY ACCESS .
For vehicles equipped with push button start,
REFER to: ANTI-THEFT SECURITY ACCESS .
- Check the RKE functionality of the suspect key.
Does the RKE functionality operate?
- Yes : The system is OK. The concern was caused by an unprogrammed key.
- No
: REPLACE the suspect key. PROGRAM the keys. For vehicles not equipped with push button start,
REFER to: ANTI-THEFT SECURITY ACCESS .
For vehicles equipped with push button start,
REFER to: ANTI-THEFT SECURITY ACCESS .
- Program the suspect key.
- S8 CHECK FOR COMMUNICATION WITH THE BCM (BODY CONTROL MODULE) AND THE RTM (RADIO TRANSCEIVER MODULE)
- Ignition ON.
- Using a diagnostic scan tool, perform a network test.
Does the BCM and the RTM pass the network test?
- Yes : GO to S9
- No : REFER to: COMMUNICATIONS NETWORK .
- S9 CHECK FOR RTM (RADIO TRANSCEIVER MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, perform a RTM module self-test.
Are any Diagnostic Trouble Codes (DTCs) present?
- Yes : REFER to the RTM DTC Chart .
- No : GO to S10
- S10 CHECK FOR BCM (BODY CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, perform a BCM module self-test.
Are any communication or PATS-related Diagnostic Trouble Codes (DTCs) present?
- Yes : REFER to the BCM DTC Chart .
- No : GO to PINPOINT TEST Z