Nissan Juke Service and Repair Manual : B2099 ignition relay off stuck
Description
• IPDM E/R operates the ignition relay when it receives an ignition switch ON signal from BCM via CAN communication.
• Turn the ignition relay OFF by pressing the push-button ignition switch once when the vehicle speed is 4 km/ h (2.5 MPH) or less.
• Turn the ignition relay OFF with the following operation when the vehicle speed is more than 4 km/h (2.5 MPH) or when an abnormal condition occurs in CAN communication from the combination meter (Emergency OFF)
- Press and hold the push-button ignition switch for 2 seconds or more.
- Press the push-button ignition switch 3 times within 1.5 seconds.
NOTE
:
The ignition relay does not turn ON for 3 seconds after emergency OFF even if
the push-button ignition switch
is pressed.
DTC Logic
DTC DETECTION LOGIC

NOTE
:
When IPDM E/R power supply voltage is low (Approx. 7 - 8 V for about 1 second),
the “DTC: B2099” may be detected.
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check DTC in “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT-III.
Is DTC detected? YES >> Refer to PCS-32, "Diagnosis Procedure".
NO >> INSPECTION END.
Diagnosis Procedure
1.PERFORM SELF DIAGNOSIS
1. Turn the ignition switch ON.
2. Erase “Self Diagnostic Result”.
3. Turn the ignition switch OFF.
4. Turn the ignition switch ON. Check “Self Diagnostic Result” again.
Is DTC “B2099” displayed? YES >> Replace IPDM E/R. Refer to PCS-34, "Removal and Installation".
NO >> Refer to GI-42, "Intermittent Incident".
B2098 ignition relay on stuck
Description
• IPDM E/R operates the ignition relay when it receives an ignition switch ON
signal from BCM via CAN communication.
• Turn the ignition relay OFF by pressing the push-button ignit ...
Power supply and ground circuit
Diagnosis Procedure
1.CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible links are not blown.
Is the fuse fusing?
YES >> Replace the blown fuse or fusible link ...
Other materials:
P0139 HO2S2
DTC Logic
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time
between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen
storage capacity of the three way catalyst (manifold) causes the
longer switching time. To judge the malfunctions of heated oxygen
...
Engine maintenance (HR16DE)
Drive belt
DRIVE BELT : Checking
• Inspection should be done only when engine is cold or over 30
minutes after the engine is stopped.
1 : Alternator
2 : Water pump
3 : Crankshaft pulley
4 : A/C compressor
5 : Idler pulley
6 : Drive belt
• Visually check belts for wear, damage, and cr ...
Adjust
For adjustable head restraint/headrest
Adjust the head restraint/headrest so the center is level with the center of
your ears. If your ear position is still higher than the recommended alignment,
place the head restraint/headrest at the highest position.
For non-adjustable head restraint/h ...
