Kia Niro: Hybrid Motor Control System / Resolver Sensor Repair procedures

Inspection

Hybrid Drive Motor

1.

Inspect the resolver sensor resistance.

Item
Pin
Specification
Remarks
Resistance
(Resolver sensor)
1 - 5
11.7 Ω ± 10 %
At room temperature 68°F (20°C)
2 - 6
34.5 Ω ± 10 %
3 - 7
29.5 Ω ± 10 %

2.

If the resolver sensor need to be replaced, hybrid drive motor assembly should be replaced.

(Refer to Hybrid Motor Assembly - "Hybrid Drive Motor Assembly")

Hybrid Starter Generator (HSG)

1.

Inspect the resolver sensor resistance.

Item
Pin
Specification
Remarks
Resistance
(Resolver sensor)
1 - 4
13.8 - 17.8 Ω
At room temperature 68°F (20°C)
2 - 5
26.2 - 30.2 Ω
3 - 6
26.2 - 30.2 Ω

2.

If the resolver sensor need to be replaced, HSG assembly should be replaced.

(Refer to Hybrid Motor Assembly - "Hybrid Starter Generator")

Resolver Calibration

Perform the resolver calibration using the KDS / GDS after replacing or reinstalling the below components.

Hybrid Drive Motor installation

Hybrid Starter Generator (HSG) installation

Motor Control Unit (MCU) replacement

Engine clutch system replacement

Resolver Sensor Schematic diagrams
Part Circuit Diagram [Hybrid Drive Motor] [HSG] ...

Motor Temperature Sensor Description and operation
Description The motor temperature has the large effect on the motor output. When the motor over heats, it’s IPM and stator coil may deform and their performance may be affected. To ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Components and components location
Component Location 1. Low Voltage DC/DC Converter (LDC) 2. Power Outlet Terminal (DC 12V) 3. Ground Terminal ...

Kia Niro (DE HEV) Owners Manual: Interior light
When the interior light switch is in the DOOR position and all doors (and tailgate) are locked and closed, the room lamp will come on for 30 seconds if any of the below is performed. Without smart key system - When the door unlock button is pressed on the transmitter. With the smart key ...

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