No.29 Does Not Upshift In M Position: Notes

29	Does not upshift in M position
DESCRIPTION	Shift position indicator light in instrument cluster illuminates but vehicle does not upshift when selector lever is pushed to "+" side.
POSSIBLE CAUSE	Up switch (built-in selector lever component) or related wiring harness malfunction NOTE: Before following the troubleshooting steps, make sure that the Automatic Transaxle On-Board Diagnostic and Automatic Transaxle Basic Inspection are conducted. (See ON-BOARD DIAGNOSTIC SYSTEM DTC INSPECTION -- AUTOMATIC TRANSAXLE .) (See BASIC INSPECTION .)