Diesel Data: Automotive Repair

Combination Air Bypass/Air Control Valves

Fig. 70 Normally open combination air bypass/air control valve less bleed:




Fig. 71 Normally closed combination air bypass/air control valve less bleed:




Fig. 72 Normally closed combination air bypass/air control valve with bleed:






These valves, used on some 1982---87 vehicles, combine the function of the air bypass valve and the air control valve.

Three types of valves are used, a normally open valve, Fig. 70, a normally closed valve without bleed, Fig. 71, and a normally closed valve with bleed, Fig. 72.