P1776

SYMPTOM
P1776 - SOLENOID SWITCH VALVE LATCHED IN LR POSITION

WHEN MONITORED
Continuously when doing partial or full EMCC - PEMCC or FEMCC.

SET CONDITION
If the transmission senses the L/R pressure switch closing while performing PEMCC or FEMCC. This code will be set after two unsuccessful attempts to perform PEMCC or FEMCC. This DTC can take up to five minutes of problem identification before illuminating the MIL.

POSSIBLE CAUSES
- TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT OPEN
- RELATED DTC P0841 PRESENT
- INTERMITTENT WIRING AND CONNECTORS
- LR PRESSURE SWITCH SENSE CIRCUIT OPEN
- LR PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND
- LR PRESSURE SWITCH SENSE CIRCUIT SHORT TO VOLTAGE
- INTERNAL TRANSMISSION - SOLENOID SWITCH VALVE STUCK
- TCM - LR PRESSURE SWITCH