DTC B1207-86: Error Signal Received From SAS Control Module [Electrical Supply Unit (ESU)]: Notes

DTC B1207-86: (ELECTRICAL SUPPLY UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

Description	Error signal received from SAS control module
Detection condition	The electrical supply unit (ESU) detected the following conditions for 2 s or more with the ignition switched ON (engine off or on). Error signal is received from SAS control module even though the collision detection unlock function presence signal received from the BCM determines that the function is present.
Fail-safe	Not applicable
Possible cause	SAS control module connector or terminal malfunction Electrical supply unit (ESU) connector or terminal malfunction Short to ground in wiring harness between SAS control module terminal 3X and electrical supply unit (ESU) terminal 2H Short to power supply in wiring harness between SAS control module terminal 3X and electrical supply unit (ESU) terminal 2H Open circuit in wiring harness between SAS control module terminal 3X and electrical supply unit (ESU) terminal 2H SAS control module malfunction Electrical supply unit (ESU) malfunction
Courtesy of MAZDA MOTORS CORP.