P1720

Test 1 Through 2:

Test 3 Through 7:

Test 8 Through 9:

Symptom:
P1720-LINE PRESSURE FAULT

When Monitored and Set Condition
P1720-LINE PRESSURE FAULT

When Monitored:Continuously while driving in a forward gear.

Set Condition: The TCM continuously monitors Actual Line Pressure and compares it to Desired Line Pressure. If the difference between Actual Line Pressure and Desired Line Pressure is 10 PSI or greater, this code will be set.

POSSIBLE CAUSES
INCORRECT FLUID LEVEL
RELATED DTC'S PRESENT (P-1720)
INTERMITTENT WIRING & CONNECTORS CONDITIONS
POOR CONNECTION OR WIRING
INTERNAL TRANSMISSION PROBLEM - LINE PRESSURE OUT OF RANGE
TCM (LINE PRESSURE OUT OF RANGE)