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 ignition ...
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:
Diagnosis and repair workflow
Work F
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred) using the “Diagnostic Work Sheet”. (Refer to
EC-127, "Diagnostic Work
Sheet ...
Precautions For Refrigerant System Service
GENERAL REFRIGERANT PRECAUTION
WARNING:
• Never breathe A/C refrigerant and lubricant vapor or mist. Exposure may
irritate eyes, nose and
throat. Use only approved recovery/recycling equipment to discharge HFC-134a
(R-134a) refrigerant.
Ventilate work area before resuming service if accide ...
Periodic maintenance
IDLE SPEED
Inspection
1.CHECK IDLE SPEED
With CONSULT-III
Check idle speed in “DATA MONITOR” mode with CONSULT-III.
With GST
Check idle speed with Service $01 of GST.
Without CONSULT-III
Check idle speed by installing the pulse type tachometer clamp on the loop
wire or on suitable high ...
