LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2004 >> Cutaway 6.0 P >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Air Bag Restraint System DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Air Bag Restraint System DTCS

AIR BAG RESTRAINT SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Perform Test
B1231 Replace Restraints Control Module (RCM) and front crash sensor.
B1317 Battery voltage high. Light continuous. Ensure battery voltage is less than 18 volts
B1318 Battery voltage low. Light continuous. Ensure battery voltage is more than 8 volts.
B1342 Faulty RCM. Replace RCM.
B1869 TEST B: AIR BAG WARNING LIGHT CIRCUIT OPEN OR SHORT TO GROUND (DTC B1869)
B1870 TEST C: AIR BAG WARNING LIGHT SHORT TO BATTERY (DTC B1870)
B1877 TEST D: LEFT PRETENSIONER CIRCUIT RESISTANCE HIGH OR LOW (DTC B1877 OR B1885)
B1878 TEST E: LEFT PRETENSIONER CIRCUIT SHORT TO BATTERY (DTC B1878)
B1879 TEST F: LEFT PRETENSIONER CIRCUIT SHORT TO GROUND (DTC B1879)
B1881 TEST G: RIGHT PRETENSIONER CIRCUIT RESISTANCE HIGH OR LOW (DTC B1881 OR 1886)
B1882 TEST H: RIGHT PRETENSIONER CIRCUIT SHORT TO BATTERY (DTC B1882)
B1883 TEST I: RIGHT PRETENSIONER CIRCUIT SHORT TO GROUND (DTC B1883)
B1885 TEST D: LEFT PRETENSIONER CIRCUIT RESISTANCE HIGH OR LOW (DTC B1877 OR B1885)
B1886 TEST G: RIGHT PRETENSIONER CIRCUIT RESISTANCE HIGH OR LOW (DTC B1881 OR 1886)
B1891 TEST J: AIR BAG TONE WARNING INDICATOR CIRCUIT SHORT TO BATTERY (DTC B1891)
B1892 TEST K: AIR BAG TONE WARNING INDICATOR CIRCUIT SHORT TO GROUND OR OPEN (DTC B1892)
B1916 TEST L: DRIVER-SIDE AIR BAG CIRCUIT SHORT TO BATTERY (DTC B1916)
B1921 TEST M: RESTRAINTS CONTROL MODULE (RCM) GROUND CIRCUIT OPEN (DTC B1921)
B1925 TEST N: PASSENGER-SIDE AIR BAG CIRCUIT SHORT TO BATTERY OR IGNITION (DTC B1925)
B1932 TEST O: DRIVER-SIDE AIR BAG CIRCUIT RESISTANCE HIGH (DTC B1932)
B1933 TEST P: PASSENGER-SIDE AIR BAG CIRCUIT RESISTANCE HIGH (DTC B1933)
B1934 TEST Q: DRIVER-SIDE AIR BAG CIRCUIT RESISTANCE LOW (DTC B1934)
B1935 TEST R: PASSENGER-SIDE AIR BAG CIRCUIT RESISTANCE LOW (DTC B1935)
B1936 TEST S: DRIVER-SIDE AIR BAG CIRCUIT SHORT TO GROUND (DTC B1936)
B1938 TEST T: PASSENGER-SIDE AIR BAG CIRCUIT SHORT TO GROUND (DTC B1938)
B2226 Faulty front crash sensor. Replace front crash sensor.
B2227 TEST U: FRONT CRASH SENSOR COMMUNICATIONS FAULT (DTC B2227)
B2792 TEST V: CROSS LINK BETWEEN FIRING LOOPS (DTC B 2792)