LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 1999 >> 323is Standard >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Removal, Overhaul & Installation - 1 Of 2 >> Fuel System >> Fuel System Pressure Release

Fuel System Pressure Release

Fuel system pressure release procedure not available from manufacturer. It may be possible to remove fuel pump relay, start engine, and run engine until fuel pressure drops (engine stalls). See DME & FUEL PUMP RELAY LOCATION  table. See Fig 1-Fig 4 .

DME & FUEL PUMP RELAY LOCATION

Application Location
3-Series
Z3
DME Relay Right Rear Corner Of Engine Compartment, Next To DME PCM
Fuel Pump Relay Under Left Side Of Instrument Panel, Next To Kick Panel
E36 (Except Z3)
DME & Fuel Pump Relays Left Rear Corner Of Engine Compartment, In Relay Box
E46
DME Relay Left Rear Corner Of Engine Compartment, In Relay/PCM Box
Fuel Pump Relay Behind Glove Box
5-Series & 7-Series
DME Relay Right Rear Corner Of Engine Compartment, Next To DME PCM
Fuel Pump Relay Right Side Of Trunk
8-Series
DME & Fuel Pump Relays Right Rear Corner Of Engine Compartment, Next To DME PCM
Fig 1: Locating Fuel Pump Relay (Z3)
G99B05499Courtesy of BMW OF NORTH AMERICA, INC.
Fig 2: Locating DME & Fuel Pump Relays (318ti)
G98G11292Courtesy of BMW OF NORTH AMERICA, INC.
Fig 3: Locating DME & Fuel Pump Relays (E36 - Except Z3)
G98H11293Courtesy of BMW OF NORTH AMERICA, INC.
Fig 4: Locating Fuel Pump Relay (E46)
G99G05492Courtesy of BMW OF NORTH AMERICA, INC.