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Home/DTC Codes/Pontiac/Sunfire/1995-2005 2.2L I4/U0148
U0148

Lost Communication with Seat Control Module B

1995-2005 Pontiac Sunfire 2.2L I4

Low SeverityNetworkGeneric (SAE)

Description

Cannot communicate with the passenger seat control module.

Symptoms

  • Passenger power seat inoperative
  • Passenger seat memory not working
  • Passenger seat heater not controlled

Common Causes

  • Seat module failure
  • Wiring issue under seat
  • Power loss to module
  • Fuse blown

Diagnostic Steps

  1. Check seat module fuse
  2. Test power and ground
  3. Inspect wiring
  4. Check connector under seat

Repair Notes

Check connector under passenger seat. Same diagnosis approach as driver seat module.

Related Codes

U0147Lost Communication with Seat Control Module A

Other Network Codes

U0148 on Other Vehicles

Pontiac Aztek

2001-2005 3.4L V6

Pontiac Bonneville

1990-1999 3.8L V6

Pontiac Bonneville

2000-2005 3.8L V6

Pontiac Bonneville GXP

2000-2005 4.6L V8

Pontiac Bonneville GXP

2000-2005 4.6L V8 Northstar

Pontiac Bonneville SSEi

1992-1999 3.8L Supercharged V6

Pontiac Bonneville SSEi

1992-1999 3.8L V6 Supercharged

Pontiac Firebird

1993-1997 3.4L V6

Common Questions

What does code U0148 mean on a 1995-2005 Pontiac Sunfire?

U0148 stands for "Lost Communication with Seat Control Module B". Cannot communicate with the passenger seat control module.

What are the symptoms of U0148 on a Pontiac Sunfire?

Common symptoms of U0148 include: Passenger power seat inoperative, Passenger seat memory not working, Passenger seat heater not controlled.

What causes U0148 on a 1995-2005 Pontiac Sunfire?

Common causes of U0148 include: Seat module failure, Wiring issue under seat, Power loss to module, Fuse blown.

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