LEMON Manuals: Even more car manuals for everyone
Home >> Mitsubishi >> 2017 >> Lancer SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Heating, Air Conditioning & Ventilation - With Diagnostics - Lancer) >> Manual A/C Diagnosis >> Diagnostic Trouble Code Procedures >> DTC B1021: Fan Dial SW Error (Vehicles with A/C) >> DTC Set Condition

DTC Set Condition

WARNING: This page is about a different car, the 2015 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

DTC B1021 will be set when the A/C controller assembly (A/C-ECU) cannot receive the signal of blower knob.

scientia non olet · About LEMON Manuals