LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2002 >> Vitara JLS, 4D Utility, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 144 (Ignition System) >> Repair Instructions >> Ignition Spark Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ignition Spark Check

WARNING: This page is about a different car, the 2003 Suzuki Vitara. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect injector coupler (1).
    WARNING: Without disconnection of injector coupler, combustible gas may come out from spark plug holes during this test and may get ignited in engine room.
  2. Remove spark plug and check it for condition and type, refer to REMOVAL  , Spark Plugs.
  3. It OK, connect ignition coil coupler to ignition coil assembly and connect spark plug to ignition coil assembly. Ground spark plug.
  4. Crank engine and check if each spark plug sparks.

    If no spark is emitted, inspect the related parts as described in IGNITION SYSTEM SYMPTOM DIAGNOSIS  .

  5. After checking, install spark plug, refer to INSTALLATION  , Spark Plug.
  6. Connect injector coupler (1).
Fig 1: Connecting Injector Coupler
G01352115Courtesy of SUZUKI OF AMERICA CORP.