DTC B112A:17 [Advanced Keyless Entry And Push Button Start System]: Notes

DETECTION CONDITION AND POSSIBLE CAUSE

DETECTION CONDITION	IG2 monitor input circuit voltage higher than threshold (2.2-6.5 V  ) is detected for 1 s  , while IG2 relay output circuit is not active
POSSIBLE CAUSE	Connector or terminal malfunction Short to power supply in wiring harness between relay block terminal 1F and keyless control module terminal 4X Relay block malfunction Keyless control module malfunction
Courtesy of MAZDA MOTORS CORP.