Security Light 13, DTC B1600/P1260 [Immobilizer System (Keyless Entry System)]: Notes

WARNING: This page is about a different car, the 2007 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

SECURITY LIGHT 13, DTC B1600/P1260 DETECTION CONDITION AND POSSIBLE CAUSES

SECURITY LIGHT: 13	The key ID number data cannot be read.
DTC: B1600/P1260	The key ID number data cannot be read.
DETECTION CONDITION	The key ID number data cannot be read.
POSSIBLE CAUSE	No transponder in the key Transponder malfunction (Key ID number is not output) Coil antenna malfunction Instrument cluster malfunction Any of the following items are touching or near the key head. Spare keys Keys for other vehicles equipped with an immobilizer system Any metallic object Any electronic device, or any credit or other cards with magnetic strips Courtesy of MAZDA MOTORS CORP.