No Engine Braking

No engine braking

Diagnostic Procedure:

1. Intermediate housing assembly worn or damaged

2. Pulley pressure feed pipe damaged or out of round

3. Start clutch defective

4. Start clutch feed pipe damaged or out of round

5. Valve body assembly defective

6. CVT driven pulley pressure control valve defective

7. CVT drive pulley pressure control valve defective

8. CVT start clutch pressure control valve defective

9. Manual valve body defective

10. Manual valve lines worn or damaged

11. Solenoid valve defective

12. Solenoid harness worn or damaged

13. CVT input shaft (drive pulley) and output shaft (driven pulley) speed sensors defective

14. CVT speed sensor and CVT speed sensor (secondary) defective ('06 model)

15. CVT speed sensor defective ('07-09 models)

16. PCM defective

17. IMA motor defective

Also check for:

- Check the drive and driven pulley pressure, and lubrication pressure. If the pressure is low or there is no pressure, check the ATF pump, the ATF pump chain, and the ATF pump sprocket.
- Check for a stored DTC, and check for a loose solenoid harness connector.