P0715

Test 1 Through 2:

Test 3 Through 7:

Test 8 Through 9:

Symptom:
P0715 INPUT SPEED SENSOR

When Monitored and Set Condition:
P0715 INPUT SPEED SENSOR

When Monitored:
Continuously while in 1st, 2nd, and 3rd Gear while an Output Speed Sensor (OSS) Signal is present and vehicle speed is over 8 MPH.

Set Condition:
No signal from the Input Speed Sensor (ISS) while there is an OSS Signal present. The DTC will not be set until the TCM verifies the set condition in 2nd Gear for 1 second.

POSSIBLE CAUSES:
INPUT SPEED SENSOR GROUND CIRCUIT SHORTED TO GROUND
ISS GROUND CIRCUIT OPEN
ISS SIGNAL CIRCUIT ON TCM DEFECTIVE
INPUT SPEED SENSE CIRCUIT SHORT TO GROUND
INPUT SPEED SENSE SIGNAL CIRCUIT OPEN
ISS SIGNAL SHORT TO ISS GROUND CIRCUIT
INPUT SPEED SENSE WIRING DAMAGED
INPUT SPEED SENSOR DEFECTIVE
INPUT SPEED SENSOR INTERNAL FAILURE