DTC P0721-33: Output Shaft Speed Sensor Circuit Range/Performance - Signal low time > maximum: Action
- Using the manufacturer approved diagnostic system carry out a network integrity test
- Refer to the appropriate system wiring diagrams and check CAN circuits. Repair wiring harness as required
- Using the manufacturer approved diagnostic system check engine control module for related DTCs and refer to the relevant DTC index
- Using the manufacturer approved diagnostic system check transmission control module for related DTCs and refer to the relevant DTC index