2004 Dodge Durango emission codes

U1120 LOST WHEEL DISTANCE MESSAGE

The PCM doesn't receive a wheel distance messagel from the Anti-lock brake Module over the CAN C bus.
Possible Causes
CAN C BUS CIRCUIT OPEN OR SHORTED
ANTI-LOCK BRAKE MODULE
PCM
P0406-EGR POSITION SENSOR CIRCUIT HIGH

When Monitored:
With the ignition on. Battery voltage greater than 10 volts.
Set Condition:
EGR position sensor signal is greater than 4.89. One trip Fault.
Possible Causes
(K34) EGR POSITION SENSOR SIGNAL CIRCUIT SHORTED TO (F856) 5-VOLT SUPPLY CIRCUIT
(K34) EGR POSITION SENSOR SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
(K34) EGR POSITION SENSOR SIGNAL CIRCUIT OPEN
(K900) SENSOR GROUND CIRCUIT OPEN
EGR SOLENOID ASSEMBLY
PCM

good luck