Circuit/System Testing

2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION Circuit/System Testing
WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.

Multifunction/Headlamp Switch Circuit TestingΒ 

  1. Ignition OFF, disconnect the harness connector at the headlamp switch, terminal C1 pins 4 and 2.
  2. Test for less than 1 Ξ© of resistance between the ground circuit terminal C1 pin 1 and ground.
    • If greater than the specified range, test the ground circuit for an open/high resistance.
  3. Install a 3-amp fused jumper wire between the signal circuit and ground. Verify the headlamps are ON.
    • If the headlamps are not ON, test the signal circuit of the headlamp switch for a short to voltage or an open/high resistance.
  4. If all circuits test normal, test or replace the headlamp switch, replace the whole multifunction switch.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.