P0888

Symptoms:
P0888-RELAY OUTPUT ALWAYS OFF

When Monitored and Set Condition: P0888-RELAY OUTPUT ALWAYS OFF
When monitored: Continuously
Set condition: This code is set when less than 3 volts are present at the transmission control relay output circuits at the Transmission Control Module when the TCM is energizing the relay.

POSSIBLE CAUSES:
INTERMITTENT WIRING AND CONNECTORS
FUSED B+ CIRCUIT OPEN
TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT OPEN
TRANSMISSION RELAY CONTROL CIRCUIT OPEN
TRANSMISSION CONTROL RELAY GROUND CIRCUIT OPEN
TRANSMISSION CONTROL RELAY STUCK OPEN
TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT SHORT TO GROUND
TRANSMISSION RELAY CONTROL CIRCUIT SHORT TO GROUND
TCM - TRANSMISSION CONTROL RELAY ALWAYS OFF