DTC Detection Logic

WARNING: This page is about a different car, the 2020 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: 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

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.

Starter control relay signal (CAN) from BCM
Starter relay status signal (CAN) from BCM
Starter control relay and starter relay status signal (IPDM E/R input)
Starter control relay control signal (IPDM E/R output)