DTC DETECTION LOGIC
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2553
IGNITION RELAY
BCM detects a difference of signal for 2 seconds or more between the following information.
Ignition relay (fuse block) ON/OFF operation
Ignition relay (fuse block) feedback.
Harness or connectors
(ignition relay feedback circuit is open or short)
Fuse
Ignition relay
IPDM E/R
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Turn ignition switch ON under the following conditions (start the engine), and wait for at least 2 seconds.
Shift lever is in the P or N position.
Do not depress brake pedal.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>>
Go to
Diagnosis Procedure
.
NO
>>
INSPECTION END