C1664

DTC C1664 INITIATOR/ LF CIRCUIT/ RF CIRCUIT FAILURE NOT AFFECTING RSSL LEVEL

COMPONENT LOCATION
Refer to DTC C1126. C1126

GENERAL DESCRIPTION
Refer to DTC C1126. C1126

DTC DESCRIPTION
This DTC indicates that the receiver has not received any RF messages. The most likely cause is receiver module failure.

DTC DETECTING CONDITION:

COMPONENT INSPECTION

[CHECK STATUS OF ALL TPM SENSOR]
1. Turn ON 'TPMS exciter'.
2. Select "TIRE SNSR CONFIG(EXCITER)" mode.
Execute "SET SENSOR STATUS" of each wheel.





3. Are status of all sensors "normal"?

YES
> Check TPM receiver RF shielding.
> If it is OK, go to "Check TPM receiver" as follows.
> Repair if necessary and go to "Verification of Vehicle Repair" procedure.

NO
> Change status of all TPM sensors into "normal" status with 'TPMS exciter'.
> Go to "Verification of Vehicle Repair" procedure.

[CHECK TPM RECEIVER]
1. Connect 'TPMS exciter' or scantool to Data Link Connector(DLC).





2. Clear DTC.
3. IG OFF & IG ON. Wait 4 minutes.
4. Execute "Diagnostic Trouble Codes(DTCs)".
5. Is 'C1664' present ?

YES
> Substitute with a known-good TPM Receiver module and check for proper operation.
> If the problem is corrected, replace TPM Receiver module and go to "Verification of vehicle Repair" procedure.

NO
> TPM receiver complete successful Auto-Learn.
> System is OK.

VERIFICATION OF VEHICLE REPAIR
Refer to DTC C1121. C1121