SECURITY LIGHT: DTC 13 (WDS: DTC B1600)


DTC 13 (B1600)	ID number is not received.
POSSIBLE CAUSE	• No transponder in the key • Defective transponder in the key (ID number is not output.) • Defective coil • Defective PCM


Step	Inspection		Action
1	VERIFY DTC USING SST • Does WDS indicate DTC B1600?	Yes	Go to Step 3.
1	VERIFY DTC USING SST • Does WDS indicate DTC B1600?	No	Go to the next step.
2	VERIFY DTC USING SST • Does WDS indicate DTC B2431?	Yes	Go to SECURITY LIGHT: DTC 13 (WDS: B2431).
2	VERIFY DTC USING SST • Does WDS indicate DTC B2431?	No	Go to the next step.
3	VERIFY VALID KEY • Is there any key, other than the one that caused displayed DTC, which can start the engine?	Yes	Go to Step 5.
3		No	Go to the next step.
4	VERIFY WHETHER MALFUNCTION IS IN COIL OR KEY • Using WDS register an additional key. (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING.) • Using registered key, turn ignition switch to ON position. • Does WDS indicate DTC B1600 again?	Yes	Replace coil, then go to step 6. (See COIL REMOVAL/INSTALLATION.)
4		No	• Dispose of defective key. • Duplicate key if necessary. (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING.)
5	VERIFY WHETHER MALFUNCTION IS IN COIL OR KEY • Using any other valid key, turn the ignition switch to the ON position. • Does WDS indicate DTC B1600 again?	Yes	Replace coil, then go to the next step. (See COIL REMOVAL/INSTALLATION.)
5		No	• Dispose of defective key. • Duplicate key if necessary. (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING.)
6	INSPECT PCM • Using registered key, turn the ignition switch to the ON position. • Does WDS indicate DTC B1600 again?	Yes	Replace PCM and reprogram immobilizer system. (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING.)
6		No	Troubleshooting is completed.