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Home >> Chrysler >> 2007 >> 300 Base >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 42RLE Automatic Transmission - Electrical Diagnostics >> DTC Troubleshooting >> P0721-Output Speed Sensor Circuit Performance >> Possible Causes

Possible Causes

Possible Causes 
(T14) OUTPUT SPEED SENSOR SIGNAL CIRCUIT OPEN
(T13) SENSOR GROUND CIRCUIT OPEN
(T14) OUTPUT SPEED SENSOR SIGNAL CIRCUIT SHORT TO GROUND
(T14) OUTPUT SPEED SENSOR SIGNAL CIRCUIT SHORT TO VOLTAGE
(T13) SENSOR GROUND CIRCUIT SHORT TO VOLTAGE
OUTPUT SPEED SENSOR
POWERTRAIN CONTROL MODULE

Always perform the 42RLE Pre-Diagnostic Troubleshooting Procedure before proceeding. See 42RLE PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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