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Home >> Suzuki >> 2007 >> SX4 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 235 (Engine Control System - Introduction) >> General Description >> OBD System Description - Comprehensive Component Monitor (Engine Output) >> Fan X Control Circuit Diagnosis >> Monitor Strategy Description

Monitor Strategy Description

WARNING: This page is about a different car, the 2006 Suzuki Verona. However, it is still accessible from the selected car via links, so may be relevant.

The purpose is to diagnose the signal from the driver which controls the cooling fan relay signal (low and high). A global electronically controlled cooling fan error is set without debounce as soon as the diagnosis function is detecting an electrical cooling fan failure by one of the available cooling fan(s).