F5C Engine Controller (Internal Communication Error). If Error Exists Only Temporarily (i.e. Injection Reoccurs), Error Can Be Ignored. If EDC Replaced, Follow The Appropriate Service Tool Procedure To Restore Self Learning Parameters. Amber
Controller Watchdog -SPI Communication Failure
Partial frosting and sweating of lines combined with poor cooling, fan belt slipping, loss of refrigerant, restricted or clogged liquid line or expansion valve malfunctioning.