What does fault code REM-1D0A mean?

Diagnostic fault code details for REM-1D0A (Volvo S60 (2001–2009), Volvo S80 (1999–2006), Volvo V70 (2000–2008)). Repair service at OBD Tuning.

VOLVO

REM-1D0A - Control module. Internal fault

System

Rear Electronic Module (REM)

Volvo models this fault code applies to

Applies to the following models:

5 models

S60 (2001–2009), S80 (1999–2006), V70 (2000–2008), V70 XC / XC70 (2001–2007), XC90 (2003–)

Show models by year and engine (5)

What does this fault code mean?

This code means the rear electronic module (REM) has found an internal fault in itself. When that happens the code is set, and the fuel gauge can stop working together with the locks for the tailgate and fuel cap.

Possible causes

Internal fault in the control module

What you can do

1Note the fault code, clear it and test drive the car to see whether it comes back
2Check the fuse for the rear electronic module; if it has blown, replace it with a new one of the same type
3If the fault returns, have a workshop replace the rear electronic module (REM)

Symptoms you may notice3

The fuel gauge has no function
The tailgate cannot be locked or unlocked
The fuel cap cannot be locked or unlocked

General guidance for car owners. Diagnosis on the car can point to a different cause.