Honda Multi Matic Transmission/CVT

Symptom Troubleshooting Index (cont'd)

 14-241  

Symptom Probable cause(s) Notes
Vehicle does not move in , and positions
  1. Forward clutch defective
  2. Reverse brake piston stuck, worn, or damaged
  3. Sun gear worn or damaged
  4. Shift cable broken or out of adjustment
  5. Manual valve lever and pin worn
  6. Manual valve body defective
  7. PCM defective
  8. Transmission range switch defective
  9. Engine output low
  • Check the forward clutch pressure.
  • Inspect the clutch piston, clutch piston check valve and O-rings. Check the spring retainer for wear and damage. Inspect the clutch end-plate-to-top-disc clearance. If the clearance is out of tolerance, inspect the clutch discs and plates for wear and damage. If the discs and plates are worn or damaged, replace them as a set. If they are OK, adjust the clearance with the clutch end plate.
  • Check for a loose shift cable on the shift lever and the transmission control shaft.
  • Check the indicator light indication and check for loose transmission range switch connector.
Vehicle does not move in position
  1. Forward clutch defective
  2. Reverse brake defective
  3. Reverse brake piston stuck, worn, or damaged
  4. Planetary carrier assembly worn or damaged
  5. Sun gear worn or damaged
  6. Ring gear worn or damaged
  7. Input shaft needle bearing worn or damaged
  8. Thrust needle bearing on planetary carrier seized up, worn or damaged
  9. Thrust washer on planetary carrier seized up, worn or damaged
  10. Shift cable broken or out of adjustment
  11. Manual valve lever and pin worn
  12. Valve body assembly defective
  13. Pulley pressure control valve assembly defective
  14. Manual valve body defective
  15. Manual valve body line worn or damaged
  16. Solenoid valve defective
  17. Transmission range switch defective
  • Check the forward clutch pressure.
  • Inspect the clutch piston, clutch piston check valve and O-rings. Check the spring retainer for wear and damage. Inspect the clutch end-plate-to-top-disc clearance. If the clearance is out of tolerance, inspect the clutch discs and plates for wear and damage. If the discs and plates are worn or damaged, replace them as a set. If they are OK, adjust the clearance with the clutch end plate.
  • Check for a loose shift cable on the shift lever and the transmission control shaft.
  • Check the reverse brake pressure.
  • Inspect the brake piston and O-rings. Check the spring retainer for wear and damage. Inspect the brake end-plate-to-top disc clearance. If the clearance is out of tolerance, inspect the brake discs and plates for wear and damage. If the discs and plates are worn or damaged, replace them as a set. If they are OK, adjust the clearance with the brake end plate.
  • Check the needle bearing and thrust washers on the planetary carrier for wear and damage. If the needle bearing or thrust washer is worn or damaged, replace the bearing or washer and adjust the clearance with the thrust shim.
  • Check the indicator light indication and check for loose solenoid harness connector and transmission range switch connector.