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DTC Detection Logic

WARNING: This page is about a different car, the 2011 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

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 DETECTING CONDITION AND POSSIBLE CAUSES

DTC No.	Trouble diagnosis name	DTC detecting condition	Possible cause
B210C	START CONT RLY OFF	When comparing the following items, IPDM E/R detects that starter control relay is stuck in the OFF position for 5 seconds 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) P/N position signal input Ignition power supply No. 2 signal from BCM	Harness or connectors (CAN communication line is open or shorted. (Ignition power supply No. 2 circuit is open or shorted.) IPDM E/R BCM