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Home >> Suzuki >> 2012 >> SX4 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 75 (Air Conditioning System - Auto A/C) >> Diagnostic Information and Procedures >> DTC B1552: HVAC Control Module Check Sum Error >> DTC Detecting Condition and Trouble Area

DTC Detecting Condition and Trouble Area

WARNING: This page is about a different car, the 2011 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.
B1552: SYMPTOM DIAGNOSIS DESCRIPTION CHART

DTC detecting condition Trouble area
Data received by HVAC control module from BCM is erroneous continuously.
  • BCM
  • HVAC control module
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