NHTSA ID Number: 10216876
Manufacturer Communication Number: A20-002
TSB/Document Date: 2022-08-02
Summary
Service bulletin - The MIL is on with DTC P2422 (EVAP canister vent shut valve stuck closed malfunction). Dirt may be clogging the EVAP canister vent tube.
Service Bulletin
July 22, 2022
20-002
Version 2
MIL Comes On with DTC P2422
Supersedes 20-002, dated March 3, 2020, to revise the information highlighted in yellow.
AFFECTED VEHICLES
Year
Model
VIN Range
2017–22
Ridgeline
ALL
ALL
REVISION SUMMARY
•
Under AFFECTED VEHICLES, the year was updated.
•
Under PARTS INFORMATION – REPAIR PROCEDURE A and B, were updated.
•
Under WARRANTY CLAIM INFORMATION, Repair Procedure B was updated.
•
Under REPAIR PROCEDURE B, Step1 and 2 was updated.
SYMPTOM
The MIL is on with DTC P2422 (EVAP canister vent shut valve stuck closed malfunction).
POSSIBLE CAUSES
Dirt may be clogging the EVAP canister vent tube.
CORRECTIVE ACTION
Inspect the canister vent tube. If necessary, replace the canister assembly and install a new canister drain kit. This
includes a canister filter box.
PARTS INFORMATION - REPAIR PROCEDURE A (2017–22)
Part Name
Part Number
Quantity
Canister Drain Kit
06171-T6Z-305
1
Canister Set (2017–19)
17011-TZ5-A01
1
Canister Set (2020–22)
17011-TG7-A11
Retainer
17711-SNA-A01
1
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.
©
2022 American Honda Motor Co., Inc. — All Rights Reserved
Page 1 of 17
PARTS INFORMATION - REPAIR PROCEDURE B (2017–20)
Part Name
Part Number
Quantity
Canister Drain Kit
06171-T6Z-305
1
Canister Set (2017-19)
17011-TZ5-A01
1
Canister Set (2020)
17011-TG7-A11
Retainer
17711-SNA-A01
1
Rear Differential Bracket Flange Bolt (10 x 25 mm)
90167-SAA-010
4
Rear Differential Mount Flange Bolt (14 x 142 mm)
90198-SZW-000
1
Rear Differential Mount Flange Bolt (14 x 85 mm)
90160-TZ6-A00
1
NOTE: A canister filter box is included in the canister drain kit. Order a replacement canister filter box only when you
need to replace it.
PARTS INFORMATION - REPAIR PROCEDURE B (2021– 2022)
Part Name
Part Number
Quantity
Canister Drain Kit
06171-T6Z-305
1
Canister Set
17011-TG7-A11
1
Retainer
17711-SNA-A01
1
Pre Chamber Gasket
18393-SDB-A00
1
Muffler Gasket
18303-SM4-020
2
Self-Lock Nut (10 mm)
90212-SA5-003
7
Rear Differential Bracket Flange Bolt (10 x 25 mm)
90167-SAA-010
4
Rear Differential Mount Flange Bolt (14 x 142 mm)
90198-SZW-000
1
Rear Differential Mount Flange Bolt (14 x 85 mm)
90160-TZ6-A00
1
Part Name
Part Number
Quantity
Replacement Canister Filter Box
17315-TM8-L01
1
PARTS INFORMATION - REPAIR PROCEDURE C
Page 2 of 17
WARRANTY CLAIM INFORMATION
The normal warranty applies.
Operation
Number
Description
Flat Rate
Time
Defect
Code
Symptom
Code
Template
ID
Failed Part Number
1201Q6
Repair Procedure A 2017-19 2WD vehicles
only. Inspect and
replace the canister
assembly, and install a
new canister drain kit
(includes canister filter
box).
0.8 hr
03214
03217
A20002A
17011-TZ5-A01
1201Q6
Repair Procedure A 2020–22 2WD vehicles
only. Inspect and
replace the canister
assembly, and install a
new canister drain kit
(includes canister filter
box).
0.8 hr
03214
03217
A20002B
17011-TZ5-A01
1201Q7
Repair Procedure B 2017–20 AWD vehicles
only. Lower the rear
differential and unhook
the mid-pipe and
muffler. Inspect and
replace the canister
assembly, and install a
new canister drain kit
(includes canister filter
box).
1.1 hr
03214
03217
A20002C
17011-TZ5-A01
1201Q7
Repair Procedure B 2021–22 AWD vehicles
only. Lower the rear
differential and remove
the mid-pipe and
muffler. Inspect and
replace the canister
assembly, and install a
new canister drain kit
(includes canister filter
box).
1.3 hr
03214
03217
A20002D
17011-TZ5-A01
1205A5
Repair Procedure C Inspect and replace the
canister filter box.
0.3 hr
03214
03217
A20002E
17011-TZ5-A01
Skill Level: Repair Technician
Page 3 of 17
INSPECTION
Disconnect the rubber drain tube from the EVAP canister. Check if there is any dust or dirt in the tube by visually
inspecting and tapping/shaking it.
•
For 2WD vehicles, if the drain tube has any dust or dirt inside it, go to REPAIR PROCEDURE A.
•
For AWD vehicles, if the drain tube has any dust or dirt inside it, go to REPAIR PROCEDURE B.
•
For ALL vehicles, if the vehicle has a canister filter box installed and there is dust or dirt inside the drain tube, go to
REPAIR PROCEDURE C.
•
If there is no dust or dirt inside the drain tube, this bulletin does not apply. Continue with normal system
troubleshooting.
Page 4 of 17
REPAIR PROCEDURE A
1. Disconnect the fuel line and all fuel vent tubes and hoses from the EVAP canister.
2. Remove and reuse the EVAP canister bolt on the driver's side, then slide the canister toward the driver's side to
remove it from the vehicle.
3. Remove the rubber section of the drain tube. Do not reuse the rubber drain tube.
4. Disconnect the rear interior LF antenna harness connector and harness clip. Remove the LF antenna.
NOTE:
•
Do not reuse the LF antenna bolts. New bolts are included in the canister drain kit.
•
If the harness clip is damaged, replace it with the harness clip included in the canister drain kit.
Page 5 of 17
5. Transfer the original EVAP canister vent shut valve and vent pressure sensor to the new EVAP canister.
NOTE: Do not reuse the original O-rings and fuel line/quick disconnect retainer.
6. Install the new EVAP canister. Torque the bolt to 9.4 N•m (6.9 lb-ft).
Page 6 of 17
7. Install new rubber drain tube A (P/N 17743-T6Z-A30) to the EVAP canister.
Make sure the paint dot is lined up with the tab on the canister.
8. Install rubber drain tube C (P/N 17745-T6Z-A30) to the drain tube. Make sure the dot faces down.
9. Install the new drain tube clip as shown.
NOTE: The paint dot on drain tube C should be visible and centered between the clip.
10. Install the rear interior LF antenna to the new bracket included in the canister drain kit. Use the two flange nuts
included in the kit, and torque them to 9.4 N•m (6.9 lb-ft).
Page 7 of 17
11. Install the new canister filter box to the bracket. Use the two flange nuts included in the kit, and torque them to 9.4
N•m (6.9 lb-ft).
12. Install the new bracket assembly to the vehicle. Use the two bolts included in the kit, and torque then to 9.4 N•m
(6.9 lb-ft).
13. Connect the LF antenna connector, and install the LF antenna harness clip to the new bracket.
Page 8 of 17
14. Connect rubber drain tube A to the port labeled CANISTER on the canister filter box.
Make sure the paint dot is lined up with the tab on the canister filter box.
15. Connect rubber drain tube C to the port labeled AIR on the canister filter box. Make sure the paint dot is lined up
with the tab on the canister filter box.
16. Connect the i-HDS to the vehicle. Clear any associated DTCs, then do the EVAP function test.
•
If the EVAP function test passes, the repair is complete.
•
If the EVAP function test fails, continue with normal system troubleshooting.
Page 9 of 17
REPAIR PROCEDURE B
1. 2017–20 Models: Unhook the mid-pipe and muffler from its hangers, the suspension will support it.
2021–22 Models: Remove the mid-pipe muffler.
NOTE: Do not reuse the exhaust nuts or gasket.
2. Support the rear differential with a transmission jack, and remove the four rear differential front mounting bracket
bolts and the two rear differential rear mount bolts.
NOTE: Do not reuse the differential mounting bolts.
3. Lower the rear differential about 1.18 in (30 mm).
Page 10 of 17
4. Disconnect the fuel line and all fuel vent tubes and hoses from the EVAP canister.
5. Remove and reuse the EVAP canister bolt on the driver's side, then slide the canister toward the driver's side to
remove it from the vehicle.
6. Remove the rubber section of the drain tube. Do not reuse the rubber drain tube.
7. Disconnect the rear interior LF antenna harness connector and harness clip. Remove the LF antenna.
NOTE:
•
Do not reuse the LF antenna bolts. New bolts are included in the canister drain kit.
•
If the harness clip is damaged, replace it with the harness clip included in the canister drain kit.
Page 11 of 17
8. Transfer the original EVAP canister vent shut valve and vent pressure sensor to the new EVAP canister.
NOTE: Do not reuse the original O-rings and fuel line/quick disconnect retainer.
9. Install the new EVAP canister. Torque the bolt to 9.4 N•m (6.9 lb-ft).
Page 12 of 17
10. Install new rubber drain tube A (P/N 17743-T6Z-A30) to the EVAP canister.
Make sure the paint dot is lined up with the tab on the canister.
11. Install rubber drain tube C (P/N 17745-T6Z-A30) to the drain tube. Make sure the dot faces down.
12. Install the new drain tube clip as shown.
NOTE: The paint dot on drain tube C should be visible and centered between the clip.
13. Install the rear differential in the reverse order of removal. Torque the new front bracket bolts to 49 N•m (36 lb-ft).
Torque the new rear mount bolts to 69 N•m (51 lb-ft).
14. Install the rear interior LF antenna to the new bracket included in the canister drain kit. Use the two flange nuts
included in the kit, and torque them to 9.4 N•m (6.9 lb-ft).
Page 13 of 17
15. Install the new canister filter box to the bracket. Use the two flange nuts included in the kit, and torque them to 9.4
N•m (6.9 lb-ft).
16. Install the new bracket assembly to the vehicle. Use the two bolts included in the kit, and torque them to 9.4 N•m
(6.9 lb-ft).
17. Connect the LF antenna connector, and install the LF antenna harness clip on the bracket.
Page 14 of 17
18. Connect rubber drain tube A to the port labeled CANISTER on the canister filter box.
Make sure the paint dot is lined up with the tab on the canister filter box.
19. Connect rubber drain tube C to the port labeled AIR on the canister filter box. Make sure the paint dot is lined up
with the tab on the canister filter box.
20. Install the exhaust pipe and muffler. Refer to the service information.
NOTE: Do not reuse the exhaust gasket and flange nuts.
21. Connect the i-HDS to the vehicle. Clear any associated DTCs, then do the EVAP function test.
•
If the EVAP function test passes, the repair is complete.
•
If the EVAP function test fails, continue with normal system troubleshooting.
Page 15 of 17
REPAIR PROCEDURE C
NOTE:
•
Do this procedure only if the canister filter box has already been installed and needs to be replaced because of dust
or dirt contamination.
•
If the dots are no longer visible on the rubber tubes, mark them with a paint dot to make sure they are installed
correctly on the new canister filter box.
1. Disconnect the hoses from the canister filter box.
2. Remove and replace the canister filter box.
Page 16 of 17
3. Connect rubber drain tube A to the port labeled CANISTER on the canister filter box.
Make sure the paint dot is lined up with the tab on the canister filter box.
4. Connect rubber drain tube C to the port labeled AIR on the canister filter box. Make sure the paint dot is lined up
with the tab on the canister filter box.
5. Connect the i-HDS to the vehicle. Clear any associated DTCs, then do the EVAP function test.
•
If the EVAP function test passes, the repair is complete.
•
If the EVAP function test fails, continue with normal system troubleshooting.
END
Page 17 of 17
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TSB/Document ID: A20-002
Replacement Service Bulletin Number:
MFR Communication Date: 2022-07-22
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
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