A/C Refrigerant Distribution Valve - Lotus Evora Service Notes

Lotus Service Notes

A/C Refrigerant Distribution Valve

P2612 A/C Refrigerant Distribution Valve Control Circuit Low
P2613 A/C Refrigerant Distribution Valve Control Circuit High
Description:
The A/C refrigerant flow is regulated by the ECM using the distribution valve to control the evaporator to the
required temperature and prevent freezing.
Component connections:
Connector Description
1 Control valve driver
2 Ignition via rear ign relay
Monitor:
• Continuous
Enable Criteria:
• Engine running
Disable Criteria:
• None
Potential failure modes:
• P2612 – valve wiring open circuit or shorted to ground
• P2612 – loss of power from rear ignition relay
• P2613 – valve circuit, ECM side, shorted to battery voltage
• Valve failure
• ECM output circuit failure
Diagnostic Mask:
• The service light will be illuminated for 30 seconds after engine start if the fault has been present for the
previous two trips.
Page 76
ECM Pin ECM Connector
K3 48 Way (Centre)
- -
2009/02
Section EMR