Lost Communication with Electronic Shift Module
2002-2005 Ford Explorer 4.6L V8 🇨🇦
Description
Cannot communicate with the electronic range select or column/console shifter module.
Symptoms
- Cannot shift out of park
- Shift indicator incorrect
- Gear selection not recognized
- Transmission defaults to limp mode
Common Causes
- Shift module failure
- Wiring issue
- Module power loss
- Fuse blown
- Shifter mechanism jam
Diagnostic Steps
- Check shift module fuse
- Test power and ground
- Check wiring to shifter
- Test shift position sensor
- Check for mechanical shifter issues
Repair Notes
Check brake-shift interlock solenoid and fuses. Override button usually on shifter for emergency.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0001High Speed CAN Communication Bus
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0002High Speed CAN Communication Bus Performance
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0003High Speed CAN Communication Bus (+) Open
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
U0156 on Other Vehicles
Ford Bronco
2021-2024 2.3L I4 EcoBoost
Ford Bronco
2021-2024 2.7L V6 EcoBoost
Ford Bronco Raptor
2022-2024 3.0L V6 EcoBoost
Ford Bronco Sport
2021-2024 1.5L I3 EcoBoost
Ford Bronco Sport
2021-2024 2.0L I4 EcoBoost
Ford Crown Victoria
1998-2011 4.6L V8 Modular 2V
Ford E-150
1997-2014 4.6L V8 Triton
Ford E-150
1997-2014 5.4L V8 Triton
Common Questions
What does code U0156 mean on a 2002-2005 Ford Explorer?
U0156 stands for "Lost Communication with Electronic Shift Module". Cannot communicate with the electronic range select or column/console shifter module.
What are the symptoms of U0156 on a Ford Explorer?
Common symptoms of U0156 include: Cannot shift out of park, Shift indicator incorrect, Gear selection not recognized, Transmission defaults to limp mode.
What causes U0156 on a 2002-2005 Ford Explorer?
Common causes of U0156 include: Shift module failure, Wiring issue, Module power loss, Fuse blown, Shifter mechanism jam.