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Pinpoint Tests - Air Bag Supplemental Restraint System (SRS) - 2.0L Duratec-RS (Zetec) > < Air Bag and Safety Belt Pretensioner Supplemental Restraint System (SRS)

Focus RS 2003 (09.2002-)

Supplemental Restraint System - Diagnostic Instructions - Air Bag and Safety Belt Pretensioner Supplemental Restraint System (SRS)—2.0L Duratec-RS (Zetec) Focus RS 2003 (09/2002-)
Diagnosis and Testing

Inspection and Verification

  1. Verify the customer concern by operating the system.
  1. Visually inspect for obvious signs of mechanical or electrical damage.

Visual Inspection Chart

Electrical
Fuse(s)
Electrical connector(s)
Circuit(s)
Wiring harness
Air bag module(s)
Bulb
  1. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
  1. If the cause is not visually evident, connect the diagnostic tool to the data link connector and select the vehicle to be tested from the diagnostic tool menu.
  1. Retrieve the DTCs and refer to the Symptom Chart.

Symptom Chart

Symptom Chart

Symptom Possible Sources Action
No communication with the module
*
Fuse.
*
DLC.
*
Circuit.
*
Air bag control module.
*
GO to Pinpoint Test A
DTC B1231: Longitudinal acceleration threshold exceeded
*
Crash event detected.
*
Data cannot be cleared with WDS/FDS 2000. INSTALL a new air bag control module.
REFER to Air Bag Control Module in this section.
REPEAT the self-test, CLEAR the DTCs.
DTC B1342: Air bag control module defective. Air bag warning lamp on continuously
*
Air bag control module.
*
INSTALL a new air bag control module.
REFER to Air Bag Control Module in this section.
REPEAT the self-test, CLEAR the DTCs.
DTC B1921: Air bag warning indicator ground monitoring circuit open
*
Air bag control module.
*
Circuit.
*
GO to Pinpoint Test B.
DTC B1318: Battery voltage low
*
Battery.
*
Charging system.
*
Circuit.
*
GO to Pinpoint Test C.
DTC B1869: Air bag warning indicator open circuit or short to ground
*
Bulb/LED.
*
Instrument cluster printed circuit.
*
Air bag warning indicator circuit.
*
Air bag control module.
*
GO to Pinpoint Test D.
DTC B1870: Air bag warning indicator short to battery
*
Circuit.
*
Instrument cluster/printed circuit.
*
GO to Pinpoint Test E.
DTC B1887: Driver air bag short to ground
*
Driver air bag module.
*
Air bag sliding contact.
*
Circuit.
*
GO to Pinpoint Test F.
DTC B1915: Driver air bag circuit capacitance out of range
*
Driver air bag wiring sub-harness.
*
INSTALL a new air bag wiring sub-harness. REPEAT the self-test, CLEAR the DTCs.
DTC B1916: Driver air bag short to battery
*
Air bag sliding contact.
*
Circuit.
*
GO to Pinpoint Test G.
DTC B1932: Driver air bag open circuit or high resistance
*
Driver air bag module.
*
Air bag sliding contact.
*
Circuit.
*
GO to Pinpoint Test H.
DTC B1934: Driver air bag circuit low resistance
*
Driver air bag module.
*
Air bag sliding contact.
*
Circuit.
*
GO to Pinpoint Test I.
DTC B1888: Passenger air bag short to ground
*
Passenger air bag module.
*
Circuit.
*
GO to Pinpoint Test J.
DTC B1920: Passenger air bag capacitance out of range
*
Circuit.
*
INSTALL a new air bag wiring harness. REPEAT the self-test, CLEAR the DTCs.
DTC B1925: Passenger air bag short to battery
*
Circuit.
*
GO to Pinpoint Test K.
DTC B1933: Passenger air bag open circuit or high resistance
*
Passenger air bag module.
*
Circuit.
*
GO to Pinpoint Test L.
DTC B1935: Passenger air bag low resistance
*
Passenger air bag module.
*
Circuit.
*
GO to Pinpoint Test M.
DTC B2141: Module configuration failure - model option content not programmed
*
New air bag control module not configured.
*
CONFIGURE the air bag control module. For additional information, refer to WDS/FDS 2000.
DTC B1884:
*
Not used.
*
Not used.
DTC B1890:
*
Not used.
*
Not used.
DTC B1876: Driver safety belt pretensioner circuit capacitance out of range
*
Driver safety belt pretensioner.
*
GO to Pinpoint Test N.
DTC B1877: Driver safety belt pretensioner open circuit
*
Circuit.
*
Driver safety belt pretensioner.
*
GO to Pinpoint Test O.
DTC B1878: Driver safety belt pretensioner short to battery
*
Circuit.
*
Driver safety belt pretensioner.
*
GO to Pinpoint Test P.
DTC B1879: Driver safety belt pretensioner short to ground
*
Circuit.
*
Driver safety belt pretensioner.
*
GO to Pinpoint Test Q.
DTC B1885: Driver safety belt pretensioner low resistance
*
Circuit.
*
Driver safety belt pretensioner.
*
GO to Pinpoint Test R.
DTC B1992: Driver side air bag short to battery
*
Circuit.
*
Driver side air bag module.
*
GO to Pinpoint Test S.
DTC B1993: Driver side air bag short to ground
*
Circuit.
*
Driver side air bag module.
*
GO to Pinpoint Test T.
DTC B1994; Driver side air bag open circuit
*
Circuit.
*
Driver side air bag module.
*
GO to Pinpoint Test U.
DTC B1995: Driver side air bag low resistance
*
Circuit.
*
Driver side air bag module.
*
GO to Pinpoint Test V.
DTC B2117: Driver side air bag module capacitance out of range
*
Driver side air bag module.
*
GO to Pinpoint Test W.
DTC B2444: Driver side impact sensor fault
*
Circuit.
*
Driver side impact sensor.
*
GO to Pinpoint Test X.
DTC B1880: Passenger safety belt pretensioner capacitance out of range
*
Passenger safety belt pretensioner.
*
GO to Pinpoint Test Y.
DTC B1881: Passenger safety belt pretensioner open circuit
*
Circuit.
*
Passenger safety belt pretensioner.
*
GO to Pinpoint Test Z.
DTC B1882: Passenger safety belt pretensioner short to battery
*
Circuit.
*
Passenger safety belt pretensioner.
*
GO to Pinpoint Test AA.
DTC B1883: Passenger safety belt pretensioner short to ground
*
Circuit.
*
Passenger safety belt pretensioner.
*
GO to Pinpoint Test AB.
DTC B1886: Passenger safety belt pretensioner low resistance
*
Circuit.
*
Passenger safety belt pretensioner.
*
GO to Pinpoint Test AC.
DTC B1871: Not used
*
Not used.
*
Not used.
DTC B1889: Not used
*
Not used.
*
Not used.
DTC B1996: Passenger side air bag short to battery
*
Circuit.
*
Passenger side air bag module.
*
GO to Pinpoint Test AD.
DTC B1997: Passenger side air bag short to ground
*
Circuit.
*
Passenger side air bag module.
*
GO to Pinpoint Test AE.
DTC B1998: Passenger side air bag open circuit
*
Circuit.
*
Passenger side air bag module.
*
GO to Pinpoint Test AF.
DTC B1999: Passenger side air bag low resistance
*
Circuit.
*
Passenger side air bag module.
*
GO to Pinpoint Test AG.
DTC B2118: Passenger side air bag capacitance out of range
*
Passenger side air bag module.
*
GO to Pinpoint Test AH.
DTC B2445: Passenger side impact sensor fault
*
Circuit.
*
Passenger side impact sensor.
*
GO to Pinpoint Test AI.
DTC B2477: Air bag control module configuration failure
*
New air bag control module incorrectly configured.
*
Air bag control module configured for driver air bag only, vehicle has driver and passenger air bag modules installed.
*
CHECK model option content. CONFIGURE the air bag control module. For additional information, refer to WDS/FDS 2000.

Pinpoint Tests - Air Bag Supplemental Restraint System (SRS) - 2.0L Duratec-RS (Zetec) > < Air Bag and Safety Belt Pretensioner Supplemental Restraint System (SRS)