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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1090 (SRS Airbag Control System) >> DTC/Circuit Diagnosis >> DTC B1049, B1050, B1051, B1052, B1054, B1055, B1056, B1057: Driver Airbag Module >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC (WITH CONSULT)

CONSULT name DTC DTC detecting condition Repair order
DRIVER AIRBAG MODULE [OPEN] B1049 Driver air bag module circuit (DR1) is open (including the spiral cable).
  1. Visually check the wiring harness connection.
  2. Replace the harness if it has visible damage.
  3. Inspect the spiral cable circuit.
  4. Replace the air bag diagnosis sensor unit.
  5. Replace the driver air bag module.
  6. Replace the related harness.
B1054 Driver air bag module circuit (DR2) is open (including the spiral cable).
DRIVER AIRBAG MODULE [VB-SHORT] B1050 Driver air bag module circuit (DR1) is shorted to a power supply circuit (including the spiral cable).
B1055 Driver aied to ground (including the spiral cable).
DRIVER AIRBAG MODULE [GND-SHORT] B1051 Driver air bag module circuit (DR1) is shorted to ground (including the spiral cable).
B1056 Driver air bag module circuit (DR2) is shorted to ground (including the spiral cable).
DRIVER AIRBAG MODULE [SHORT] B1052 Driver air bag module circuits (DR1) are shorted to each other (including the spiral cable).
B1057 Driver air bag module circuits (DR2) are shorted to each other (including the spiral cable).

Without CONSULT

Fig 1: Driver Air Bag Module Flash Pattern
G08118074Courtesy of NISSAN NORTH AMERICA, INC.
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