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DTC Detection Logic

NOTE:
  • If DTC B26F4 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to "DTC LOGIC ".
  • If DTC B26F4 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to "DTC LOGIC ".
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B26F4 START CONT RELAY OFF BCM requests IPDM E/R to turn starter control relay ON but starter control relay ON state signal is not transmitted from IPDM E/R.
  • Harness or connector (Transmission range switch circuit is open or short).
  • IPDM E/R
  • BCM
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