Component Inspection

Automatic Transaxle
P0721 Output Speed Sensor Circuit Range/Performance - Inspection/Repair:_:Component Inspection

Component Inspection

1. Ignition "ON" & Engine "OFF".
2. Disconnect "ATM Control Unit connector.
3. Connect scantool and select simulation function.
4. Simulate pulse out to output speed sensor (VSP1) terminal of TCM harness connector.








Fig 1) 150Hz -> 480rpm
Fig 2) 250Hz -> 800rpm
** The values are subject to change according to vehicle model or conditions
5. Does the value of output speed sensor change according to the simulation frequence ?