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Home >> Nissan-Datsun >> 2018 >> Sentra SL >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Security Control System (Without Intelligent Key System) >> Without Intelligent Key System >> DTC/Circuit Diagnosis >> B210C Starter Control Relay >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

NOTE:
  • If DTC B210C is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Logic .
  • When IPDM E/R power supply voltage is low (Approx. 7 - 8 V for about 1 second), the DTC B210C may be detected.

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

Possible cause

B210C

STR CONT RLY OFF CIRC

(Starter control relay off circuit)

When comparing the following items, IPDM E/R detects that starter control relay is stuck in the OFF position for 1 second or more.

  • Ignition switch ON signal (CAN) from BCM
  • Starter control relay control signal (CAN) from ECM
  • Starter control relay and starter relay status signal (IPDM E/R input)
  • Starter control relay control signal (IPDM E/R output)
  • Ignition switch START signal
  • Ignition power supply signal
  • Cranking request signal from ECM
  • Harness or connectors

    (CAN communication line is open or shorted.

    (Transmission range switch circuit is open or shorted.)

    (Ignition switch START signal circuit is open or shorted.)

    (Ignition power supply circuit is open or shorted.)

  • IPDM E/R
  • BCM
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