Jeep Repair: 2003 Jeep Liberty Renegade w/58K, jeep liberty renegade, transmission control module


Question
My check engine light came on and I read a P0888 code. The tranny does seem a little sluggish since the light went on. Is this a sensor or relay that is easily replaced I hope??? :-D
Dave

Answer
P0888-RELAY OUTPUT ALWAYS OFF

POSSIBLE CAUSES
FUSED B+ CIRCUIT OPEN
TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT OPEN
TRANSMISSION CONTROL RELAY CONTROL CIRCUIT OPEN
TRANSMISSION CONTROL RELAY GROUND CIRCUIT OPEN
TRANSMISSION CONTROL RELAY CONTROL CIRCUIT SHORTED TO GROUND
TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT SHORT TO GROUND
TRANSMISSION CONTROL RELAY STUCK OPEN
TRANSMISSION CONTROL MODULE
INTERMITTENT WIRING AND CONNECTORS