Ford 2003 Mustang Workshop Manual page 4025

2. Turn the ignition switch to the RUN position.
3. Follow manufacturer's instructions for the scan tool being used.
4. PIDs are continuously updated on the display.
Active Commands
This command allows the technician to verify operation of the air bag indicator and chime. When the
air bag output command is executed, the indicator and the chime are activated simultaneously for
approximately four seconds. Both devices are deactivated automatically.
Restraints Control Module (RCM) Diagnostic Trouble Code (DTC) Priority Table
LFC
LFC
a b
DTC Priority
— — 1
B1342 24 2
B1231 19 3
B1921 21 4
C1414 29 5
B1887 15 6
B1916 15 7
B1888 16 8
B1925 16 9
B1932 32 10
B1933 33 11
B1934 34 12
B1935 35 13
B1892 — 17
B1891 — 18
B1869 Tone 19
c
B1870 Tone 20
c
Description
The Air Bag Indicator is Illuminated Continuously — RCM
Disconnected, Inoperative, or Lost/Low Ignition Feed
RCM Is Faulted
RCM Crash Data Memory Full
RCM Bracket Ground Resistance High
Incorrect Vehicle Identification Code
Driver Air Bag Circuit Shorted to Ground
Driver Air Bag Circuit Shorted to Battery or Ignition
Passenger Air Bag Circuit Shorted to Ground
Passenger Air Bag Circuit Shorted to Battery or Ignition
Driver Air Bag Circuit Resistance High
Passenger Air Bag Circuit Resistance High
Driver Air Bag Circuit Resistance Low
Passenger Air Bag Circuit Resistance Low
Air Bag Tone Warning Indicator Circuit Shorted to
Ground or Open
Air Bag Tone Warning Indicator Circuit Shorted to Battery
or Ignition
Air Bag Indicator Inoperative
Air Bag Indicator Shorted to Battery
Action To
Take
Go To Pinpoint
Test A .
INSTALL a
new RCM.
INSTALL a
new RCM.
Go To Pinpoint
Test B .
Go To Pinpoint
Test C .
Go To Pinpoint
Test D .
Go To Pinpoint
Test E .
Go To Pinpoint
Test F .
Go To Pinpoint
Test G .
Go To Pinpoint
Test H .
Go To Pinpoint
Test I .
Go To Pinpoint
Test J .
Go To Pinpoint
Test K .
Go To Pinpoint
Test L .
Go To Pinpoint
Test M .
Go To Pinpoint
Test N .
Go To Pinpoint
Test O .