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Home >> Mazda >> 2022 >> CX-30 Turbo >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting - Engine (VIN Y) >> Will Not Crank >> Notes

Will Not Crank: Notes

WILL NOT CRANK (VIN Y) DESCRIPTION AND POSSIBLE CAUSE

Troubleshooting item Will not crank
Description
  • Starter does not work.
Possible cause
  • Battery malfunction
  • Fuse malfunction
  • Poor connection of push button start connector
  • Instrument cluster or related wiring harness malfunction
  • Immobilizer system malfunction
  • PCM continuous memory DTC is stored
  • Open circuit in PCM power supply circuit
  • Open circuit in main relay control circuit
  • CAN communication line malfunction between data link connector-2 and PCM
  • Main relay malfunction (stuck open)
  • Open or poor ground circuit
  • Poor connection of vehicle body ground
  • Starter relay malfunction
  • TCM and related wiring harness malfunction
  • Short to ground in starter relay control circuit
  • Open circuit in starter relay control circuit
  • Short to ground or open circuit in starter relay power supply circuit
  • Short to ground or open circuit in starter power supply circuit
  • Starting system malfunction
  • Following circuit and/or connector malfunction:
    • Between coil antenna and LF control unit
    • Between LF control unit and climate control unit
    • Between climate control unit and body control module (BCM)
      • Between body control module (BCM) and PCM
  • Seized engine, drive plate
  • Engine damage during compression due to liquid (such as water, fuel, or engine oil) penetration into cylinder
    WARNING:
    • The following troubleshooting flow chart contains the fuel system diagnosis and repair procedures. Read the following warnings before performing the fuel system services:
      • Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel.
      • Highly pressurized fuel may spray out if the fuel line is cut. Due to the following dangers occurring with a fuel spray, always complete the "Fuel Line Safety Procedure" to prevent the fuel from spraying. (See BEFORE SERVICE PRECAUTION [VIN Y (US)] .)
    • Fuel may cause irritation if it comes in contact with skin and eyes.
      • If fuel ignites and causes a fire, it may lead to serious injury or death, and damage to property and facilities.
    CAUTION:
    • Disconnecting/connecting the quick release connector without cleaning it may possibly cause damage to the fuel pipe and quick release connector. Always clean the quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material.
G14478019Courtesy of MAZDA MOTORS CORP.
G14478020Courtesy of MAZDA MOTORS CORP.
G14478021Courtesy of MAZDA MOTORS CORP.
G14478022Courtesy of MAZDA MOTORS CORP.