Lotus 2004 Eleven Service Notes page 181

Lotus Service Notes
Fuel Pump
P0627 Fuel Pump Control Circuit /Open
Description
The fuel system is of the non-return type. The pump is incorporated into the fuel tank module which also con-
tains the level sensor, regulator and vapour pressure sensor.
Component connections
Connector
4 (RMC 1 – MFRU*)
2 (RMC 2 – MFRU*)
*MFRU – Multi Function Relay Unit
Monitor: Continuous
Enable Criteria: Ignition on
Disable Criteria: None
Potential failure modes:
• Pump open circuit or short to ground
• Multi Function Relay Unit failure
• Pump failure
• ECU output circuit failure
Notes:
No MIL will be illuminated for this failure.
Page 38
P0627
Description
Inertia Switch (Pin 1)
Fuel Pump Relay
ECU Pin ECU Connector
- -
68 (J4) 28 Way (Left)
Section EMP
'06 M.Y. in brackets