Emissions Control System: ORVR: Description

The ORVR (On-Board Refueling Vapor Recovery) system consists of a unique fuel tank, flow management valve, fluid control valve, one-way check valve and EVAP (vapor) canister.

Fig 1: Identifying Fuel Tank/Fuel Pump Module (Top View)

Courtesy of DAIMLERCHRYSLER CORP.

Fig 2: Identifying ORVR Vapor Lines

Courtesy of DAIMLERCHRYSLER CORP.