FixVault

DTC B1133 [Advanced Keyless 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.
DTC B1133 POSSIBLE CAUSE TABLE

DTC B1133 Keyless antenna (RF)
DETECTION CONDITION 
  • Keyless antenna dose not operated.
POSSIBLE CAUSE 
  • Keyless antenna (RF) malfunction
  • Open or short circuit in wiring harness between keyless control module and keyless antenna
  • Keyless control module malfunction
G04323307Courtesy of MAZDA MOTORS CORP.