FixVault

Repair Procedures: Inspection

WARNING: This page is about a different car, the 2017 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn the ignition switch ON.
  2. Manually operate the control switch and measure the voltage of the blower motor.
  3. Select the control switch to raise voltage until the speed gets high.
Fig 1: Blower Module With Circuit Diagram & Connector End Views
G12352279Courtesy of KIA MOTORS AMERICA, INC.
BLOWER SPEED SPECIFICATIONS

Blower Speed Voltage (V)
Manual Voltage (V) Auto Voltage (V)
A/C ON A/C OFF
1 3.8 3.4 Auto Low (4.6V)
2 4.6 4.6 4.6 - 5.6
3 5.9 5.9 5.6 - 6.7
4 7.2 7.2 6.7 - 7.7
5 8.3 8.3 7.7 - 8.9
6 9.5 9.5 8.9 - 10.1
7 11.3 11.3 10.1 - AUTO HI (10.8V)
8 B (+) B (+)