Pneumatic diagram (HFM-SFI) · pp0751p5000db · Mercedes-Benz WIS

PP07.51-P-5000DB

Pneumatic diagram (HFM-SFI)

12.8.96

ENGINE 104.943 up to 31.7.96 in MODEL 129.058

ENGINE 104.991 up to 31.7.96 in MODEL 129.063

P07.51-0447-06

40 Diaphragm pressure regulator

60 Modulating pressure vacuum unit

89 EGR valve (only   )

98 Vacuum element for upshift delay

125 Air pump

126 Air shutoff valve

127 Check valve (injected air)

128 Check valve (vacuum)

135 Check valve (vacuum supply)

136 Vacuum reservoir

M16/2 Cruise control (CC)/idle speed control (ISC) actuator

N3/4 HFM-SFI control module

S16/5 Transmission mode switch

Y3/3 Upshift delay switchover valve

Y4 Transmission mode switchover valve

Y22/6 Resonance intake manifold switchover valve

Y27 EGR switchover valve (only   )

Y32 Air pump switchover valve

Y33 Air pump electromagnetic clutch

Y58/1 Purge control valve

gr grey

sw black

tr transparent

a to activated charcoal filter

rt red

	Fuel supply (HFM-SFI) function	GF07.51-P-3004D
	Secondary air injection function	GF14.30-P-3012D
	Evaporative emission control system function	GF47.30-P-3013L