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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 453 (Supplemental Inflatable Restraint System) >> Diagnostic Tests >> DTC B1153: Seat Position Sensor Malfunction >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

Seat Position Sensor (SPS) circuit consists of SPS and Sensing and Diagnostic Module. SPS monitors seat position for SDM. If SDM detects a malfunction within SPS circuit, DTC will be set.