Lotus Service Notes
Engine Cooling Fan Control
P0480
Fan 1 Control Circuit
P0481
Fan 2 Control Circuit
Component connections
Sensor Connector
2 (ACCM 2*)
3 (ACCM 2*)
*ACCM – A/C Control Module
Monitor: Continuous
Enable Criteria: Engine running
Disable Criteria: None
Potential failure modes:
• A/C Control Module failure
• ECU output circuit failure
Notes:
No MIL will be illuminated for this failure.
P0480
P0481
Description
ECU Pin
Relay #1
67 (J2)
Relay #2
60 (J3)
ECU Connector
28 Way (Left)
28 Way (Left)
Section EMP
'06 M.Y. in brackets
Page 33