Service Bulletin

Service Bulletin
Applies To:
14-002
February 13, 2014
See VEHICLES AFFECTED
MIL Is On With DTC P0420 or P0430
(Supersedes , MIL Is On With DTC P0420 or P0430, dated January 18, 2014, to revise the information
marked by the black bars)
REVISION SUMMARY
Under VEHICLES AFFECTED, vehicle years were
changed.
SYMPTOM
The MIL is on with DTC P0420 or DTC P0430 (catalyst
system efficiency below threshold) with a possible
DTC P2243 or DTC P2247 (A/F sensor 1 circuit high
voltage).
POSSIBLE CAUSE
One or both primary A/F Sensor (Air Fuel Ratio) caps
may have fallen off and bored a hole through the
affected WU-TWC (Warm Up Three Way Catalyst).
VEHICLES AFFECTED
2010 Accord 2-door A/T:
From VIN 1HGCS2B..AA008601 thru
1HGCS2B..AA009464
2010 Accord 2-door M/T:
From VIN 1HGCS2A..AA008781 thru
1HGCS2A..AA008840
2010 Accord 4-door A/T:
From VIN 1HGCP3...AA023009 thru
1HGCP3...AA025113
From VIN 5KBCP3...AB016172 thru
5KBCP3...AB016473
2010 Crosstour 2WD:
From VIN 5J6TF1...AL011378 thru
5J6TF1...AL012391
2010 Crosstour 4WD:
From VIN 5J6TF2...AL009991 thru
5J6TF2...AL011551
2010 Odyssey EX, EX-L, EX RES:
From VIN 5FNRL3...AB069816 thru
5FNRL3...AB086414
2011 Pilot 2WD:
From VIN 5FNYF3...BB006605 thru
5FNYF3...BB007888
2011 Pilot 4WD:
From VIN 5FNYF4...BB00001 thru
5FNYF4...BB017640
2010 Ridgeline:
From VIN 5FPYK1...AB012510 thru
5FPYK1...AB013080
 2014 American Honda Motor Co., Inc. – All Rights Reserved
CORRECTIVE ACTION
Replace the affected primary A/F sensor and
WU-TWC, then find the missing A/F sensor cap from
the under floor TWC.
PARTS INFORMATION
All Models
EGR Pipe Lower Gasket (front WU-TWC replacement):
P/N 18719–R70–A01
EGR Pipe Upper Gasket (front WU-TWC replacement):
P/N 18716–R70–A01
Lower WU-TWC Gasket:
P/N 18212–SA7–003
Self-Locking Nut (8 mm) (four required):
P/N 90212–RCA–A01
Self-Locking Nut (10 mm)(12 required):
P/N 90212–SA5–003
Upper WU-TWC Gasket:
P/N 18115–R70–A01
Under Floor TWC Gasket (Front):
P/N 18393–SDB–A00
Accord
Front A/F Sensor:
P/N 36531–R70–A02
Front WU-TWC:
P/N 18190–R70–A10
Rear A/F Sensor:
P/N 36541–R70–A01
Rear WU-TWC:
P/N 18290–R70–A00
Under Floor TWC Gasket:
P/N 18393–SDB–A00
ATB 50580-51010 REV1 (1402)
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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.
Crosstour
Pilot
Front A/F Sensor:
P/N 36531–R70–A02
Cotter Pin (rear WU-TWC replacement):
P/N 90701–S3V–A01
Front WU-TWC:
P/N 18190–RBR–A00
Front A/F Sensor:
P/N 36531–R70–A02
Rear A/F Sensor:
P/N 36541–R70–A01
Front WU-TWC:
P/N 18190–RN0–A01
Rear WU-TWC:
P/N 18290–RBR–A00
Intermediate Shaft Snap-Ring
(rear WU-TWC replacement):
P/N 44319–SD4–010
Under Floor TWC Gasket:
P/N 18393–SDB–A00
Odyssey
Lower Ball Joint Castle Nut
(rear WU-TWC replacement):
P/N 90363–S3V–A01
Cotter Pin (rear WU-TWC replacement):
P/N 90701–S3V–A01
Rear A/F Sensor:
P/N 36541–R70–A01
Front A/F Sensor:
P/N 36531–RGW–A01
Rear WU-TWC:
P/N 18290–RGW–A01
Front WU-TWC:
P/N 18190–RN0–A01
Spindle Nut:
P/N 90305–SD4–003
Intermediate Shaft Snap-Ring
(rear WU-TWC replacement):
P/N 44319–SD4–010
Under Floor TWC Gasket:
P/N 18393–SDB–A00
Lower Ball Joint Castle Nut
(rear WU-TWC replacement):
P/N 90363–S3V–A01
Ridgeline
Cotter Pin (rear WU-TWC replacement):
P/N 90701–S3V–A01
Rear A/F Sensor:
P/N 36541–RGW–A01
Front A/F Sensor:
P/N 36531–R70–A02
Rear WU-TWC:
P/N 18290–RGW–A01
Front WU-TWC:
P/N 18190–RN0–A01
Spindle Nut:
P/N 90305–S3V–A11
Intermediate Shaft Snap-Ring
(rear WU-TWC replacement):
P/N 44319–SD4–010
Under Floor TWC Gasket:
P/N 18302–SP0–003
Lower Ball Joint Castle Nut
(rear WU-TWC replacement):
P/N 90363–S3V–A01
Rear A/F Sensor:
P/N 36541–R70–A01
Rear WU-TWC:
P/N 18290–RGW–A01
Spindle Nut:
P/N 90305–S3V–A11
Under Floor TWC Gasket:
P/N 18393–SDB–A00
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REQUIRED MATERIALS
Moly 60 Paste: (Odyssey, Pilot, Ridgeline)
P/N 08734-0001
Pilot
High Temp Urea Grease: (Odyssey, Pilot, Ridgeline)
P/N 08798–9002
TOOL INFORMATION
Ball Joint Remover:
T/N 07MAC-SL0A102
OP#
Description
FRT
1201K5
Procedure A-Replace the front WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis).
1.6 hr
1201K6
Procedure B-Replace the rear WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis
and alignment).
2.1 hr
Ridgeline
Ball Joint Thread Protector:
T/N 071AF-SZVA000
OP#
Description
FRT
1201K5
Procedure A-Replace the front WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis).
1.4 hr
1201K6
Procedure B-Replace the rear WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis
and alignment).
1.5 hr
O2 Sensor Socket Wrench (commercially available)
WARRANTY CLAIM INFORMATION
The normal warranty applies.
Accord
OP#
Description
FRT
1201K5
Procedure A-Replace the front WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis).
1.6 hr
1201K6
Procedure B-Replace the rear WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis,
no alignment needed).
1.6 hr
Crosstour
OP#
Description
FRT
1201K5
Procedure A-Replace the front WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis).
1.6 hr
1201K6
Procedure B-Replace the rear WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis,
no alignment needed).
1.6 hr
Failed Part:
P/N 36541–R70–A01
Defect Code:
07801
Symptom Code:
03203
Skill Level:
Repair Technician
DIAGNOSIS
1. Connect the HDS to the vehicle and check for
DTCs P0420 or P0430.
NOTE: In addition to DTCs P0420 or P0430, you
may also see DTCs P2243 or P2247 stored; the tip
may have broken off the primary A/F sensor.
2. Remove the primary A/F sensor on top of the
affected catalytic converter. For example: If DTC
P0420 is stored remove the rear (bank one)
primary A/F sensor.
Odyssey
OP#
Description
FRT
1201K5
Procedure A-Replace the front WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis).
1.7 hr
1201K6
Procedure B-Replace the rear WUTWC, primary A/F sensor, and check
the TWC for cap (includes diagnosis
and alignment).
1.6 hr
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3. Check for a missing cap from the primary A/F
sensor.
ELECTRONIC SERVICE MANUAL PROCEDURES
The following procedures have been used in full or in
part within this service bulletin. For more detail on
them, and torque specifications for some components,
refer to the appropriate electronic service manual.
• Condenser Fan Removal/Installation
• Driveshaft Removal/Installation
• A Pipe Removal/Installation
• Warm Up TWC Removal/Installation
• Under Floor TWC Removal/Installation
REPAIR PROCEDURE A
1. Remove the engine cover.
Pilot shown:
ENGINE COVER
2. If not already disconnected, disconnect the 4P
connector and remove the front primary
A/F sensor.
Pilot shown:
• If DTC P0430 is stored and the cap is missing
from the front (bank two) primary A/F sensor, go
to REPAIR PROCEDURE A.
• If DTC P0420 is stored and the cap is missing
from the rear (bank one) primary A/F sensor, go
to REPAIR PROCEDURE B.
• If the cap is not missing, this bulletin does not
apply. Continue with normal troubleshooting.
CONNECTOR
PRIMARY A/F
SENSOR
44 N.m (33 lb-ft)
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3. Disconnect the 4P connector and remove the
harness clamps securing the front secondary A/F
sensor harness.
Pilot shown:
5. Remove the EGR pipe.
Pilot shown:
GASKET
Replace.
A/F 4P
CONNECTOR
EGR PIPE
MOUNTING NUTS
22 N.m (16 lb-ft)
HARNESS
CLAMPS
GASKET
Replace.
4. Remove the front secondary A/F sensor.
Pilot shown:
6. If necessary, remove the A/C condenser fan shroud
assembly.
CLIPS
NOTE: Place an appropriate size piece of
cardboard in front of the radiator. This protects the
radiator from damage when removing the front
catalytic converter.
Pilot shown:
BOLTS
7 N.m
(5 lb-ft)
CONDENSER FAN
SHROUD ASSEMBLY
SECONDARY
A/F SENSOR
44 N.m (33 lb-ft)
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7. Remove the No. 5 ignition coil and the ignition coil
heat insulator.
Pilot shown:
10. Remove the front WU-TWC.
Pilot shown:
6 x 1.0 mm
NO.5
IGNITION
COIL
12 N.m
(8.7 lb-ft)
GASKET
Replace.
FRONT
WU-TWC
ASSEMBLY
Replace.
IGNITION
COIL HEAT
INSULATOR
8. Raise the vehicle.
9. Remove the exhaust pipe hangers then remove the
exhaust pipe A.
Pilot shown:
GASKET
GASKETS
Replace.
Replace.
FRONT WU-TWC
BRACKET
22 N.m
(16 lb-ft)
SELFLOCKING
NUTS
31 N.m
(23 lb-ft)
Replace.
11. Go to UNDER FLOOR TWC and check for the
missing primary A/F sensor cap.
EXHAUST
PIPE A
SELF-LOCKING NUTS
10 x 1.25 mm
33 N·m (25 lb-ft)
Replace.
SELF-LOCKING NUTS
10 x 1.25 mm
54 N·m (40 lb-ft)
Replace.
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REPAIR PROCEDURE B
4. Remove the rear secondary A/F sensor.
Pilot shown:
1. Remove the engine cover.
Pilot shown:
ENGINE COVER
CLIPS
2. Disconnect the connector and remove the rear
primary A/F sensor.
Pilot shown:
SECONDARY
A/F SENSOR
44 N.m (33 lb-ft)
5. Remove the right front wheel.
6. Odyssey, Pilot, and Ridgeline only: Remove the
brake hose mounting bolt from the right damper.
Pilot shown:
BRAKE HOSE
MOUNTING BOLT
22N.m (16 lb-ft)
CONNECTOR
BRAKE
HOSE
PRIMARY A/F
SENSOR
44 N.m (33 lb-ft)
3. Raise the vehicle.
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7. Odyssey, Pilot and Ridgeline only: Separate the
right lower ball joint.
Pilot shown:
10. Remove the rear WU-TWC exhaust pipe bracket.
Pilot shown:
LOCK PIN
CASTLE NUT
103 - 113 N.m
(75.9 - 83.2 lb-ft)
Replace.
BALL JOINT
REMOVER, 32 mm
07MAC-SL0A102
BALL JOINT THREAD
PROTECTOR, 14 mm
071AF-S3VA000
8. Odyssey, Pilot and Ridgeline only: Remove the
spindle nut.
9. Odyssey, Pilot and Ridgeline only: Remove the
right driveshaft.
NOTE: Drive the inboard joint off the intermediate
shaft using a drift and hammer. Do not pull on the
driveshaft or the inboard joint may come out.
Pilot shown:
EXHAUST PIPE
BRACKET
BOLTS
8 x 1.25 mm
22 N.m (16 lb-ft)
11. Remove the rear WU-TWC.
Pilot shown:
GASKET
Replace.
SELFLOCKING
NUTS
Replace.
31 N.m
(23 lb-ft)
REAR
WU-TWC
ASSEMBLY
22 N.m
(16 lb-ft)
Replace.
DRIVESHAFT
INBOARD
JOINT
REAR
WU-TWC
BRACKET
12. Go to UNDER FLOOR TWC, and check for the
missing primary A/F sensor cap.
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UNDER FLOOR TWC
1. Remove the under floor TWC.
Pilot shown:
GASKET
Replace.
EXHAUST
PIPE
HANGERS
NEW
SELFLOCKING
NUTS
33 N.m
(25 lb-ft)
UNDER-FLOOR
TWC ASSEMBLY
GASKET
Replace.
2. Search the under floor TWC for the missing primary
A/F sensor cap and remove it.
3. Install all parts in the reverse order of removal.
4. Check wheel alignment and adjust if necessary.
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