NHTSA ID Number: 10152437
Manufacturer Communication Number: A18-147
TSB/Document Date: 2019-01-05
Summary
"Service bulletin - Under certain circumstances, the vehicle may experience driveability issues, which may result in DTCs P0300 (random misfire detected), P0301 (No. 1 cylinder misfire detected), P0302 (No. 2 cylinder misfire detected), P0303 (No. 3 cylinder misfire detected), P0304 (No. 4 cylinder misfire detected), or P0172 (fuel system too rich)."
Service Bulletin
December 19, 2018
18-147
Version 1
2017-18 CR-V: Software Update with A/C Control Unit Replacement;
DTC P0300, P0301, P0302, P0303, P0304, or P0172
AFFECTED VEHICLES
Year
Model
VIN Range
2017-18
CR-V
EX, EX-L, Touring
Check the iN VIN status for eligibility.
BACKGROUND
Under certain circumstances, the vehicle may experience driveability issues, which may result in DTCs P0300 (random
misfire detected), P0301 (No. 1 cylinder misfire detected), P0302 (No. 2 cylinder misfire detected), P0303 (No. 3
cylinder misfire detected), P0304 (No. 4 cylinder misfire detected), or P0172 (fuel system too rich).
NOTE
Check the VIN of the vehicle to see if either 18-114 or 18-124 applies. If either one applies, disregard this bulletin.
POSSIBLE CAUSE
There is a problem with the ECU software.
CORRECTIVE ACTION
Reset the maintenance minder, and replace only the engine oil. Inspect and replace the A/C control unit and spark plugs
if needed. Clear any DTCs, and update the PGM-FI and TCU software with the latest version. Reset the throttle position
learned values, and do the PCM idle learn procedure.
CUSTOMER INFORMATION:The information in this bulletin is intended for use only by skilled technicians who have the proper tools, equipment, and
training to correctly and safely maintain your vehicle. These procedures should not be attempted by “do-it-yourselfers,” and you should not assume
this bulletin applies to your vehicle, or that your vehicle has the condition described. To determine whether this information applies, contact an
authorized Honda
automobile dealer.
©
2018 American Honda Motor Co., Inc. — All Rights Reserved
Page 1 of 7
WARRANTY CLAIM INFORMATION
The normal warranty applies.
NOTE
DTC is required with claim submission
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
1245A6
Reset the maintenance
minder. Update the
PGM-FI and TCU
software. Replace the
oil, the A/C control
unit, and do a throttle
position reset and PCM
idle learn procedure.
1.1 hrs
03214
09107
A18147A
37805-5PA-A85
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
1245A6
Reset the maintenance
minder. Update the
PGM-FI and TCU
software. Replace the
oil, the A/C control
unit, and do a throttle
position reset and PCM
idle learn procedure.
1.1 hrs
03214
09107
A18147B
37805-5PA-A85
A
Replace spark plugs.
0.3 hr
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
1245A7
Reset the maintenance
minder. Update the
PGM-FI and TCU
software. Replace the
oil, and do the throttle
position reset and PCM
idle learn procedure.
(A/C control unit
replacement not
necessary.)
0.9 hr
03214
09107
A18147C
37805-5PA-A85
Page 2 of 7
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
1245A7
Reset the maintenance
minder. Update the
PGM-FI and TCU
software. Replace the
oil, and do the throttle
position reset and PCM
idle learn procedure.
(A/C control unit
replacement not
necessary.)
0.9 hr
03214
09107
A18147D
37805-5PA-A85
A
Replace spark plugs.
0.3 hr
Skill Level: Repair Technician
PARTS INFORMATION
Part Name
Part Number
Quantity
Drain Plug Washer (14 mm)
94109-14000
1
Auto Air Conditioner CPU Assembly (A/C Control Unit)
79600-TLA-A62
1
Part Name
Part Number
Quantity
12290-5PA-A01
4
Part Name
Part Number
Quantity
0W-20 Quarts
08798-9063
4
MATERIAL INFORMATION
Page 3 of 7
SOFTWARE INFORMATION
NOTE
Unnecessary or incorrect repairs resulting from a failure to update the i-HDS are not covered under warranty.
i-HDS Software Version: 1.004.053 or later
J2534 Software Information:
•
PC Application Version 1.1.0.6 or later
•
Database update 30-OCT-2018 or later
Before beginning the repair, make sure that both the i-HDS and J2534 software are updated as listed above.
Do only the update listed in this service bulletin.
To update the software you must use the MVCI or the DST-i interface in conjunction with the J2534 Rewrite PC
application on the i-HDS.
For more information about updating the i-HDS, the MVCI, and vehicle systems, refer to Service Bulletin 01-023,
Updating Control Units/Modules.
Year/Model
Software
System
Program ID (or later)
Program P/N (or later)
2017 CR-V (2WD)
PGM-FI
PA3060
37805-5PA-306
2017 CR-V (AWD)
PGM-FI
PA3080
37805-5PA-308
2018 CR-V (2WD)
PGM-FI
PAA690
37805-5PA-A69
2018 CR-V (AWD)
PGM-FI
PAA890
37805-5PA-A89
2017-18 CR-V (2WD)
TCU
RHA040
28101-5RH-A04
2017-18 CR-V (AWD)
TCU
RGA040
28101-5RG-A04
Page 4 of 7
REPAIR PROCEDURE
If misfire or fuel system too rich DTCs are set, follow the procedure below.
1. Reset the maintenance minder.
2. Drain and refill the engine oil. Do not replace the oil filter.
3. Connect the i-HDS and click on the Body Electrical. From there, select HVAC and open Data List/Snapshot to
check if the A/C control unit has been replaced. One of three options will appear; Not Complete, Completed, or
Not Applicable.
•
If it reads Completed or Not Applicable, skip to step 5.
•
If it reads Not Complete, go to step 4.
4. Replace the A/C control unit.
4.1. Remove the passenger's dashboard side lid and the dashboard undercover.
Page 5 of 7
4.2. Remove the glove box.
4.3. Remove the A/C control unit and replace with the new unit.
4.4. Install all parts in reverse order.
4.5. Run the self-diagnostics procedure with the i-HDS to make sure there are no problems in the system.
Page 6 of 7
5. Check to see if the PGM-FI and TCU software has been installed.
•
If so, skip to step 8.
•
If not, go to step 6.
6. Update the PGM-FI and TCM software using the i-HDS J2534 rewrite software with the MVCI or DST-i. Refer to
Service Bulletin 01-023, Updating Control Units/Modules.
7. Reset the throttle position learned values, then do the PCM idle learn procedure. Refer to the service information for
additional instructions.
NOTE
For more information on the PCM idle learn procedure, see the Tech2Tech® video, "A Look at PCM Idle Learn".
8. Inspect the spark plugs.
•
If the spark plugs are OK, the procedure is complete. Continue with normal troubleshooting.
•
If the spark plugs are fouled, go to step 9.
9. Replace the spark plugs per service information and check for stored DTCs.
NOTE
Make sure to write down the stored DTCs on the R.O.
•
If the applicable DTCs do not return, the procedure is complete.
•
If the applicable DTCs return, this bulletin does not apply. Continue with normal troubleshooting.
END
Page 7 of 7
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TSB/Document ID: A18-147
Replacement Service Bulletin Number:
MFR Communication Date: 2018-12-19
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM:SOFTWARE
MFR Component System:
MFR Component Subsystem:
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