P1899

Test 1 Through 3:

Test 4 Through 7:

Symptom:
P1899-P/N SWITCH STUCK IN PARK OR IN GEAR

When Monitored and Set Condition:
P1899-P/N SWITCH STUCK IN PARK OR IN GEAR

When Monitored:Continuously with the transmission in Park, Neutral, or Drive and NOT in Limp-in mode.

Set Condition:This code will set if the PCM detects an incorrect Park/Neutral switch state for a given mode of vehicle operation.

POSSIBLE CAUSES:
INTERMITTENT PARK/NEUTRAL SWITCH
TRANSMISSION RANGE SENSOR
P/N POSITION SWITCH SENSE CIRCUIT OPEN
P/N POSITION SWITCH SENSE CIRCUIT SHORTED TO GROUND
POWERTRAIN CONTROL MODULE (P/N POSITION SWITCH)