Challenger, Champ, Colt and Sapporo

With engine running at idle, remove hose connected to air cleaner, and check vacuum generated at opening of hose.
If no vacuum is felt, check hoses for cracks, clogging, damage or leaks. Replace if defective. Periodic maintenance service of hose and system is not required.

Fig 1: Air Injection System (Arrow Pickup & Ram-50 Pickup)

Courtesy of CHRYSLER GROUP, LLC

Fig 2: Air Injection System (Challenger, Champ, Colt & Sapporo)

Courtesy of CHRYSLER GROUP, LLC