Blower Speed Does Not Correspond With Control Setting - MTC
Test 1 - 3:
Test 4 - 5:
SYMPTOM
BLOWER SPEED DOES NOT CORRESPOND WITH CONTROL SETTING - MTC
POSSIBLE CAUSES
- Blower motor driver circuit(s) shorted to ground
- Blower motor driver circuit(s) shorted to voltage
- Blower motor driver circuits shorted together
- A/C heater control
- Blower motor driver circuit(s) open
- Blower motor resistor block