Diesel Data: Automotive Repair

Checking EVAP Emission System

Tests 717 - 722:




Tests 723 - 725:





SYMPTOM
* CHECKING EVAP EMISSION SYSTEM

POSSIBLE CAUSES
- Evaporative canister defective
- Vacuum line restriction (B)
- Evaporative purge solenoid defective (1)
- Evaporative purge solenoid defective (2)
- Vacuum line observable defect
- Vacuum line restriction
- Vacuum hoses observable defect