TOYOTA 41450-60060 Differential Lock Actuator Motor
Genuine part. Fitment information is for reference only. To ensure 100% compatibility, please send us a message with your VIN number before ordering.
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Product Description
The genuine Toyota (SKU: 41450-60060) differential lock actuator assembly (Actuator Assy, Diff Lock) is a precision electromechanical component responsible for the manual or automatic locking of the differential in the vehicle's all-wheel-drive system. This unit is mounted directly on the differential housing and mechanically locks the differential upon electrical command, ensuring wheels rotate at equal speeds under demanding off-road conditions.
Operating Principle and Importance
The differential lock actuator motor consists of a compact, high-torque electric motor, an internal gear reduction system, and a limit switch or position sensor. When the driver activates the differential lock, the control unit delivers voltage to the actuator, which moves the fork or pushrod within the differential via the internal gearing. This mechanical displacement creates a direct positive lock between the axle shafts. When the lock is disengaged, the motor rotates in the reverse direction, returning the differential to its open operational state.
Typical Symptoms of Failure
Because the part is located in an exposed position on the vehicle chassis, it is subject to harsh environmental effects (moisture, mud, road salt, mechanical damage). The most common signs of failure include:
- The differential lock fails to engage or disengage when operating the dashboard switch.
- Flashing or constantly illuminated malfunction indicator light (Diff Lock / 4WD) on the instrument panel.
- Clicking or buzzing noises originating from the differential when attempting lock engagement.
- Internal corrosion due to water ingress, leading to electric motor burnout or oxidised internal contacts.
Technical Specifications
- Manufacturer: TOYOTA (Genuine OEM part)
- Part Type: Differential lock actuator motor (Actuator Assy)
- Rated Voltage: 12V DC
- Housing Material: Cast aluminium and high-strength composite plastic for maximum weather resistance
- Connector Type: Waterproof, sealed electrical connector
- Mounting Location: Mounts directly on the differential housing
Technical Specifications
| Brand | TOYOTA |
|---|---|
| Weight | 1.120 kg |
Compatible Vehicles
| Make | Model | Engine | Year | Notes |
|---|---|---|---|---|
| Toyota | Land Cruiser 100 (J100) | 4.5 (1FZFE) | 1998 - ... | ACTUATOR, DIFFERENTIAL LOCK SHIFT, NO.2 (FZJ105, 1FZFE) |
| Toyota | Land Cruiser 80 (J80) | 4.0 (3FE) | 1990 - 1998 | ACTUATOR, DIFFERENTIAL LOCK SHIFT, NO.2 (FJ80, 3FE) |
| Toyota | Land Cruiser 80 (J80) | 4.5 (1FZF) | 1990 - 1999 | ACTUATOR, DIFFERENTIAL LOCK SHIFT, NO.2 (FZJ80, 1FZF) |
| Toyota | Land Cruiser 80 (J80) | 4.2 TD (1HDFT) | 1992 - 1999 | ACTUATOR, DIFFERENTIAL LOCK SHIFT, NO.2 (HDJ80, 1HDFT) |
| Toyota | Land Cruiser 80 (J80) | 4.2 D (1HZ) | 1995 - 2001 | ACTUATOR, DIFFERENTIAL LOCK SHIFT, NO.2 (HZJ80, 1HZ) |
| Toyota | Lexus LX (J80) | 4.5 (1FZFE) | 1995 - 1998 | ACTUATOR, DIFFERENTIAL LOCK SHIFT, NO.2 (FZJ80, 1FZFE) |
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