DTC Description

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DTC Description

DTC DETECTION LOGIC

DTC No.	M.U.T.-III SE screen items (Trouble diagnosis content)	DTC Detection Condition
U215B-81	CAN comm err (IPDM E/R) [Controller area network communication error (Intelligent power distribution module engine room)]	Diagnosis condition	When ignition switch is ON.
		Signal (terminal)	CAN communication signal
		Threshold	If air bag diagnosis sensor unit detects an error signal that is received from IPDM E/R via CAN communication
		Diagnosis delay time	2 seconds or more.

POSSIBLE CAUSE

IPDM E/R
Air bag diagnosis sensor unit

FAIL-SAFE

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DTC CONFIRMATION PROCEDURE

1.CHECK DTC PRIORITY

If DTC U215B-81 is displayed with Network-DTC, first perform the trouble diagnosis for Network-DTC.

Is applicable DTC detected?

Perform diagnosis of applicable. Refer to DTC IndexDTC Index

.

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2.CHECK SELF-DIAG RESULT

With M.U.T.-III SE

Ignition switch ON.
Perform “Self Diagnostic Result” mode of “AIR BAG” using M.U.T.-III SE.

Is malfunctioning part detected?

Refer to Diagnosis Procedure

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-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident

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-2Confirmation after repair: INSPECTION END