DTC B1B87:13 [Position Memory Control System]: Notes

DTC B1B87:13 CHART (POSITION MEMORY CONTROL SYSTEM)

DTC B1B87:13	Rear tilt motor speed/position sensor communication fault
DETECTION CONDITION	Position memory control module reads signal stop from position sensor 4 times when rear tilt motor energization current is normal Position memory control module reads that rear tilt motor energization current is at 1 A or less 4 times when motor is operating
POSSIBLE CAUSE	Rear tilt motor connector malfunction Position sensor and motor malfunction Position memory control module connector malfunction Open circuit in wiring harness between the following terminals: Rear tilt motor terminal A-Position memory control module terminal 4N Rear tilt motor terminal C-Position memory control module terminal 4M Rear tilt motor terminal D-Position memory control module terminal 4E Rear tilt motor terminal E-Position memory control module terminal 4F Short to ground in wiring harness between the following terminals: Position memory control module terminal 4N-body GND Position memory control module terminal 4M-body GND Position memory control module terminal 4E-body GND Position memory control module terminal 4P-body GND Position memory control module malfunction
Courtesy of MAZDA MOTORS CORP.