Home » Differential Lock Switch for Volvo F7 F10 F12 F16 Truck Dash Control 1578732

Differential Lock Switch for Volvo F7 F10 F12 F16 Truck Dash Control 1578732

SKU: 1005012675588410-China Mainland-1578732
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€33,27
-37% €53,23 €33,27

This 1578732 push-button differential lock switch restores exact factory control over your Volvo heavy-duty truck’s axle locking system, fitting seamlessly into dash panels for F7, F10, F12, F16, N10, and N12 models. Built to replace worn or electrically failed original units, it utilizes a direct-mount design and a standard 7-terminal pin array that connects directly to your existing wiring harness without modifications. The reinforced toggle mechanism delivers crisp, repeatable actuation even after years of operation, ensuring reliable torque transfer when moving through mud, snow, or uneven grading sites. Manufactured under ISO9000 quality controls, this component meets the mechanical tolerances required for continuous commercial truck environments.

Installation Practice & Operational Advice

  • Inspect the dashboard mounting cavity for oil residue or degraded seals before installing; replace worn rubber grommets to maintain cabin dust and moisture protection.
  • Always disconnect the battery negative terminal before unplugging the 7-pin connector to prevent relay shorts or accidental ECU voltage spikes.
  • Verify full release of the lock button before traversing dry road surfaces, as engaged differentials increase steering resistance and accelerate CV joint wear.

Product Specifications

  • OEM Reference Part Number: 1578732
  • Compatible Vehicle Series: Volvo F7, F10, F12, F16, N10, N12
  • Switch Configuration: Push-button with 7-terminal interface
  • Overall Dimensions: 11 cm length × 5.9 cm height × 4.6 cm width
  • Operating Weight: 165 grams
  • Mounting Style: Direct OEM dashboard replacement

Package includes:

  • 1 × Differential Lock Switch Button Assembly

Usage Reminders

Differential locks should only engage when traction loss is detected or when working off paved surfaces. Avoid sustained activation on high-friction terrain to preserve internal ring gears and driveline bearings. Allow the system to cool after repeated use during heavy haulage operations.

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