Inspection & Verification

2011 Mazda 3 Mazdaspeed, 2.3 3SECTION Inspection & Verification
WARNING: This page is about a different car, the 2002 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the customer concern by applying the brakes under different conditions.
  2. Visually inspect for obvious signs of mechanical and electrical damage.
    Fig 1: Visual Inspection Chart
    G01150306Courtesy of MAZDA MOTORS CORP.
  3. If the fault is not visually evident, connect the tester to the Data Link Connector (DLC) located beneath the instrument panel and select the vehicle to be tested from the tester menu. If the tester does not communicate with the vehicle:
    1. Check that the program card is correctly installed.
    2. Check the connections to the vehicle.
    3. Check the ignition switch position.
  4. If the tester still does not communicate with the vehicle, refer to the tester manual.
  5. Carry out the DATA LINK DIAGNOSTIC TEST. If the tester responds with:
    1. CKT914, CKT915, or CKT70 = ALL ECUS NO RESP/NOT EQUIP, refer to COMMUNICATIONS NETWORK .
    2. NO RESP/NOT EQUIP for anti-lock brake control module, go to PINPOINT TEST 1: NO COMMUNICATION WITH THE MODULE - ANTI-LOCK BRAKE CONTROL MODULE  .
    3. SYSTEM PASSED, retrieve and record the continuous Diagnostic Trouble Codes (DTCs), erase the continuous DTCs and carry out self-test diagnostics for the anti-lock brake control module.
  6. If the DTCs retrieved are related to the concern, go to Anti-Lock Brake Control Module Diagnostic Trouble Code (DTC) Index to continue diagnostics.
  7. If no DTCs related to the concern are retrieved, proceed to TROUBLESHOOTING INDEX - ABS  .
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When to See a Mechanic

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

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