Circuit/System Testing

2013 Suzuki Kizashi Sport GTS, FWDSECTION 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.
  1. Ignition OFF, disconnect the harness connector at the ECM, and TCM.
  2. Connect a DMM at the ECM, between the brake signal circuit and the positive terminal of the battery.
  3. Ignition ON, test for less than 0.1 volt
    • If greater than the specified range, test the brake signal circuit for a short to ground. If the circuit/connections test normal, replace the BCM.
  4. Leave the DMM connected, connect the TCM harness connector.
  5. Ignition ON, test for less than 0.1 volt
    • If greater than the specified range, replace the TCM
  6. If the voltage is correct and all circuits/connections test normal, replace the ECM.
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.