DTC P0850-23: Transaxle Range Sensor Circuit Malfunction [Start Stop Unit]: Notes

DTC P0850:23 [START STOP UNIT] DETECTION CONDITION AND POSSIBLE CAUSE

Description	Transaxle range sensor circuit malfunction
Detection condition	Start stop unit detects that the transaxle range sensor signal is P or N position for 1 s or more continuously for a continuous 5 times or more even though the TCM CAN signal is other than P and N position with the ignition switched ON (engine off or on).
Fail-safe	Perform control of the internal signal for control of the transaxle range sensor as position other than P, N positions.
Possible cause	DTCs are stored in the TCM. Start stop unit connector or terminal malfunction TCM connector or terminal malfunction Short to power supply in wiring harness between start stop unit terminal 1F and TCM terminal J Transaxle range sensor malfunction Start stop unit malfunction
Courtesy of MAZDA MOTORS CORP.