We are going over the steps to determine the cause of the AC kicking off when the blower fan speeds are between 1-3 and not 4 for a 2009 Nissan Frontier XE (L4 – QR25DE - Manual A/C Type 2).

1. Show the Problem - 0:10
2. Step 1 (Disconnect Blower Motor Resistor) - 1:06
3. Step 2 (Remove Blower Motor Resistor) - 1:24
4. Step 3 (Check Continuity Between Terminals) - 2:10
5. Step 4 (Install New Blower Motor Resistor) - 2:57
6. Step 5 (Connect Blower Motor Resistor) - 3:40
7. Step 6 (Retest AC Functions) - 3:52

Products Used:
This video contains affiliate links for which I may receive compensation.
Blower Motor Resistor - https://amzn.to/3ObqttK
Handheld Oscilloscope Multimeter - https://amzn.to/3NS6BL3

Tools:
1/4" Socket Wrench
7/32" Socket or
5.5mm Socket
Multimeter

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