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Home >> Mazda >> 1995 >> RX7 2RTR-1308cc 80 >> Repair and Diagnosis >> Restraints and Safety Systems >> Air Bag Systems >> Air Bag Control Module >> Testing and Inspection >> Flowchart 7, Burnt SYSTEM-DOWN fuse in Diagnostic Module
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Flowchart 7, Burnt SYSTEM-DOWN fuse in Diagnostic Module

NOTE: To prevent the fail-safe system from unintentionally operating, the system-down fuse in the diagnostic module will burn if the module detects one of the following:
1. Damaged D-sensors (center, RH and LH).
2. Open or short circuit in air bag system





SYMPTOMS

STEP 1
1 Deactivate the audio antitheft system, if installed.
2. Disconnect the negative battery cable.





3. Disconnect the diagnostic module connector and connect the SST to it as shown in the figure.

STEP 2
1. Disconnect the D-sensor connectors (center. RH, ano LH).





2. Measure the resistance between terminals C and D 0 the D-sensor.





ACTION

STEP 3
1. Connect the D-sensor connectors (center, RH, and LH).





2. Measure the resistance between the diagnostic module connector terminals.





ACTION

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