NTB21-072A

Classification:
Reference:
HA21-004A
Date:
NTB21-072A
June 13, 2023
A/C INOPERATIVE WITH DTC B20C8-14 STORED
IN THE IPDM E/R
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard previous versions of this bulletin.
APPLIED
VEHICLES:
2022 Pathfinder (R53)
2021-2022 Rogue (T33) – PR25DD engine only
APPLIED DATES:
2022 Pathfinder – Built on or before March 24, 2022
2021 Rogue – All
2022 Rogue:
11th character of VIN is W – Built on or before June 6, 2022
11th character of VIN is C – Built on or before March 24, 2022
IF YOU CONFIRM
The A/C compressor is not engaging when the A/C is in the ON position, as indicated by
the yellow illumination on the A/C button,
AND
DTC B20C8-14 ECV (ELECTRICAL CONTROL VALVE) is stored in the IPDM E/R.
ACTION
1.
Replace the IPDM E/R.
2.
Follow the SERVICE PROCEDURE to configure the IPDM E/R.
IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you
will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it
contains information that is essential to successfully completing this repair.
Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are
properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job
properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO
NOT assume that it does. See your Nissan dealer to determine if this applies to your vehicle.
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SERVICE PROCEDURE
Replace the IPDM E/R
1.
Replace the IPDM E/R.

2.
Refer to the ESM: ELECTRICAL & POWER CONTROL > POWER CONTROL
SYSTEM > IPDM E/R > REMOVAL AND INSTALLATION > IPDM E/R
Proceed to Configure the IPDM E/R, below.
Configure the IPDM E/R
IMPORTANT: Before starting, make sure all C-III plus software updates (if any) have been
installed.
3.
Confirm that the CONSULT PC is connected to Wi-Fi.
4.
Turn ON the ignition.
5.
Connect the VI to the vehicle.
6.
Start C-III plus.
7.
If prompted, select USA/CANADA Dealers from the drop down menu, and then
select OK.
8.
Login using your NNAnet credentials.
IMPORTANT: If not prompted to enter your username and password, the CONSULT
PC may not be connected to Wi-Fi. Close C-III plus, confirm the CONSULT PC is
connected to Wi-Fi, and then reopen C-III plus.
9.
Wait for the VI to be recognized.

The serial number will display when the VI is recognized (Figure 1 on page 3).
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NTB21-072A
10.
Select Re/programming, Configuration.
The VI is
recognized
Figure 1
11.
Check the box to confirm the precaution instructions have been read, and then select
Next.
HINT: Use the arrows (if needed) to view and read all of the precautions.
Figure 2
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NTB21-072A
12.
Select the correct Vehicle Name and Model Year.
13.
Select Select.
Example
Figure 3
14.
Verify the correct VIN is populated.
15.
Select Confirm.
XXXXXXXXXXXXXXX
XXXXXX
XXXXXXX
Figure 4
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NTB21-072A
16.
Select Confirm.
XXXXXXXXXXXXXXXXXX
Figure 5
17.
Select IPDM E/R.
Figure 6
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NTB21-072A
18.
Select Configuration under VEHICLE CONFIGURATION.
Figure 7
19.
Select START.
XXXXXXXXXXX XXXXXX
Figure 8
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NTB21-072A
20.
When the configuration reaches “100%”, select End.
XXXXXXXXXXX XXXXXX
Figure 9
21.
Clear the DTC.

If DTC B20C8-14 is past, A/C compressor operation will be inhibited until the DTC
is cleared.

If DTC B20C8-14 returns after being cleared (either current or past status),
perform the diagnosis procedure in the ESM.
o For models with Automatic Air Conditioning, refer to the ESM: VENTILATION,
HEATER & AIR CONDITIONER > HEATER & AIR CONDITIONING
CONTROL SYSTEM > AUTOMATIC AIR CONDITIONING > DTC/CIRCUIT
DIAGNOSIS > B20C8-14 ECV (ELECTRICAL CONTROL VALVE)
o For models with Manual Air Conditioning, refer to the ESM: VENTILATION,
HEATER & AIR CONDITIONER > HEATER & AIR CONDITIONING
CONTROL SYSTEM > MANUAL AIR CONDITIONING > DTC/CIRCUIT
DIAGNOSIS > B20C8-14 ECV (ELECTRICAL CONTROL VALVE)
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NTB21-072A
PARTS INFORMATION
MODEL
DESCRIPTION
PART NUMBER
QUANTITY
Pathfinder
CONTROL UNIT - IPDM,
ENGINE ROOM
284B7-6TA1C
1
Rogue
CONTROL UNIT - IPDM,
ENGINE ROOM
284B7-6RA1C
1
CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Replace IPDM Module
(1)
RD21AA
ZE
32
(2)
(1) Reference the electronic parts catalog and use the IPDM Control Unit (284B7-*****) as
the Primary Failed Part (PFP).
(2) Reference the current Nissan Warranty Flat Rate Manual and use the indicated Flat
Rate Time (FRT).
AMENDMENT HISTORY
PUBLISHED DATE REFERENCE
DESCRIPTION
August 6, 2021
NTB21-072
Original bulletin published
June 13, 2023
NTB21-072A
Changes made throughout
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NTB21-072A