DTC B2170 [Advanced Keyless System] Reference: Notes

DTC B2170 POSSIBLE CAUSE TABLE

DTC B2170	Push switch.
DETECTION CONDITION	Detect the push switch OFF signal when ignition switch is ON position.
POSSIBLE CAUSE	Steering lock unit malfunction Open or short circuit in wiring harness between keyless control module and steering lock unit Keyless control module malfunction
Courtesy of MAZDA MOTORS CORP.