Volvo Link System Service Bulletin page 24

Page 24
MID 142 SID 253 Memory ROM
General Information
This fault indicates a power-up failure, which is most
likely an internal ECU problem.
Fault code
FMI 12 Bad Component
This displays in the instrument cluster as
"MID142, Calibration Memory, Component Failure"
•
Conditions - Volvo Link ECU performs certain error
checking and memory functions during power up.
•
Cause - Volvo Link ECU detects a failure during
power up and sets an active fault.
•
Reaction from control unit - Set Active Fault, Re-
strict operations.
•
Noticeable external symptoms
Cluster displays fault message when queried for
faults.
Volvo Link will disable itself and no internal op-
erations can be performed. Broadcasting fault
messages is limited to once every 15 sec. All
incoming messages from data link, ignition,
Volvo Action Service switch input, Orbcomm
and GPS will be ignored.
•
Checks - If this fault code is reported, then the Volvo
Link ECU is considered to contain fatal errors and
the unit must be replaced.
T2012704