2018 Mazda CX-9 Front And Rear Harness Concern

May 30, 2019 NHTSA CAMPAIGN NUMBER: 19V403000

Weak Retention Force of Wiring Harness Connectors

The passenger frontal air bag may not deploy, increasing the risk of injury. Inoperable turn signals prevent the driver from signaling to other drivers, increasing the risk of crash.

NHTSA Campaign Number: 19V403

Manufacturer Mazda North American Operations

Components ELECTRICAL SYSTEM

Potential Number of Units Affected 7,854

Summary

Mazda North American Operations (Mazda) is recalling certain 2018 CX-9 vehicles. The wiring harness may disrupt electrical communications and disable the passenger frontal air bag, turn signals, and/or engine starting system.

Remedy

Mazda will notify owners, and dealers will repair the wiring harnesses, free of charge. The recall began July 26, 2019. Owners may contact Mazda customer service at 1-800-222-5500, Option 4. Mazda’s number for this recall is 3419E.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Check if your Mazda has a Recall

REPAIR PROCEDURE
Recall Campaign 3419E

TOOLS AND PARTS INFORMATION

Tool Number

Description

Qty.

Notes

49JP-03-001

MRT Crimping Tool*

Locally Sourced

Art knife

Recommended for C51-52 and C54-55.

*NOTE: This is currently a required Mazda tool (Drawer 6, Section B2, for non-recall repairs) and must be used for this recall. Please do not use another crimping tool and obtain this tool from eStore if it is not available in your shop.

Part Number	Description	Qty.	Notes
TMY6-67-SH0	Parts kit	1	See below for detail.
B455-32-099B	Bolt	1	[R] Only when the lower joint bolt for the intermediate shaft is removed. Please see updated note on repair to connector C-54 and C-55 Ensure adequate parts supply to replace this bolt.
Locally Sourced	PVC tape	1

Contents of the parts kit:

Description	Qty.	Notes
Tube Sleeve 1.25 (smaller)	8
Tube Sleeve 2.0 (larger)	6
Protective cap	8
Zip Tie	4
Harness protector	1	Use if harness protector is removed and its clips are damaged (KD45-67P51)

A. REPAIR PROCEDURE

Overview

Slide the front seats to the full rear position.
Disconnect the negative battery cable.
Cut the wires at eight (8) joint connectors located in four (4) areas and crimp them using tube sleeves and SST 49JP-03-001. (Locations on repair may be in different order.)
Connect the negative battery cable and perform the initialization procedures. Refer to MGSS online or the workshop manual “NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION”.
Start the engine and confirm if any DTCs are not stored. If they are stored, clear it according to MGSS online or the workshop manual.
Install the removed parts in the reverse order of the removal.
Slide the front seats to the original position.

Joint Connector Locations

C-47 and C-48

C-51 and C-52

C-54 and C-55 – Please review specific note in the repair procedure and updated warranty information.

Repair on C-43 and C-44

Locate Joint Connector C-43 and C-44 (Refer to “Joint Connector Locations”)
Open the rubber boot and cut the tape to gain access to joint connectors C-43 and C-44.

Rubber boot opened
Tape cut for access to joint connectors

NOTE: Take care not to cut wires.

Remove Joint Connector C-43 and C-44 by cutting the wiring harness at the joint connectors.
Remove 15mm insulation from the wiring harness.

Twist the “L”(blue) wires, exposed copper ends together. Repeat this step for the “P” (pink) wires.
Insert the tube sleeve.

NOTE:

Use 1.25 tube sleeve for 2 or 3 wires
Use 2.0 tube sleeve for 4 wires
All exposed copper should be seen at the tip and also at the insulation.

Use crimping tool to crimp the “L” (blue) wires together as shown. Repeat this step for the “P” (pink) wires.

Use 1.25 crimp for 2 or 3 wires	Use 2.0 crimp for 4 wires

NOTE:

Crimp once at the center of the tube sleeve. Crimping at the edge may damage wires.
Press the handles until it releases by itself.

Confirm proper crimping by holding the crimped tube sleeve with one hand and pulling on each wire with your other hand.
Insert protective cap. Repeat this step for the “P” (pink) wires.
Secure the protective cap with tape. Repeat this step for the “P” (pink) wires.
Fix the protective caps to the wire harness using a zip tie and cut off the excess material.

Repair on C-47 and C-48

Remove the LH trunk side trim. Refer to MGSS online or the workshop manual “TRUNK SIDE TRIM REMOVAL/INSTALLATION”.
Locate Joint Connector C-47 and C-48 (Refer to “Joint Connector Locations”)

Remove Joint Connector C-47 and C-48 by cutting the wiring harness at the joint connectors. (Refer to step 3 image)
Use crimping tool to crimp the “L” (blue) wires together as shown. Repeat this step for the “P” (pink) wires. (Refer to step 4-10).

Use 1.25 crimp for 2 or 3 wires	Use 2.0 crimp for 4 wires

NOTE:

Crimp once at the center of the tube sleeve. Crimping at the edge may damage wires.
Press the handles until it releases by itself.

Fix the protective caps to the wire harness using a zip tie and cut off the excess material. (Refer to step 11 image).

Repair on C-51 and C-52

Remove the dashboard under cover. Refer to MGSS online or the workshop manual “DASHBOARD UNDER COVER REMOVAL/INSTALLATION”.
Locate the C-51 and C-52 connecters.
Carefully cut the tape while holding the connectors and wires in place.

NOTE:

An art knife (or equivalent blade) is recommended since it is not easy to access the connectors.
Take care not to cut wires.

Remove Joint Connector C-51 and C-52 by cutting the wiring harness at the joint connectors. (Refer to step 3 image)

Use crimping tool to crimp the “L” (blue) wires together as shown. Repeat this step for the “P” (pink) wires. (Refer to step 4-10).

Use 1.25 crimp for 2 or 3 wires	Use 2.0 crimp for 4 wires

NOTE:

Crimp once at the center of the tube sleeve. Crimping at the edge may damage wires.
Press the handles until it releases by itself.

Fix the protective caps to the wire harness using a zip tie and cut off the excess material. (Refer to step 11 image)

Repair on C-54 and C-55 NOTE: It is recommended to remove the steering shaft bolt B455-32-099B and replace with a new bolt when repairing these connectors. This removal gains additional access for the repair.

Remove the RH and LH console side wall panels. Refer to MGSS online or the workshop manual “SIDE WALL REMOVAL/INSTALLATION”.
Locate Joint Connector C-54 and C-55 (Refer to “Joint Connector Locations”)
Carefully cut the tape while holding the connectors and wires in place.

NOTE:

An art knife (or equivalent blade) is recommended since it is not easy to access the connectors.
Take care not to cut wires.

Pull the joint connectors to the passenger side for repair reaching under the HVAC Unit from the passenger side.

Remove Joint Connector C-54 and C-55 by cutting the wiring harness at the joint connectors.
If the connectors cannot be pulled out enough for the work, proceed to next step. If it can be, proceed to step 37.
Remove the bracket (1) and release a harness clip (2) and two clips for harness protector (3)

NOTE: When harness protector clips are damaged, replace the harness protector with new one.

Release harness clips near C54 and C55 (1) and harness protector (2)
Release two harness clips at the passenger side

NOTE: This clip cannot be installed again.

If necessary, remove the lower joint bolt for the intermediate shaft. Refer to MGSS online or the workshop manual “INTERMEDIATE SHAFT REMOVAL/INSTALLATION”. Then go to procedure 35.

If not necessary to remove the lower joint bolt for the intermediate shaft, go to procedure 36.

Pull the rear harness to the passenger side.

Pull Joint Connector C-54 and C-55 to passenger side reaching under the HVAC Unit from the passenger side.
Remove Joint Connector C-54 and C-55 by cutting the wiring harness at the joint connectors. (Refer to step 3 image)
Use crimping tool to crimp the “L” (blue) wires together as shown. Repeat this step for the “P” (pink) wires. (Refer to step 4-10.)

Use 1.25 crimp for 2 or 3 wires	Use 2.0 crimp for 4 wires

NOTE:

Crimp once at the center of the tube sleeve. Crimping at the edge may damage wires.
Press the handles until it releases by itself.

Fix the protective caps to the wire harness using a zip tie and cut off the excess material. (Refer to step 11 image)
Install the lower joint bolt [R] for the intermediate shaft if removed at procedure 34.
Reconnect Battery and reinitialize power windows and liftgate and set radio stations

B. CAMPAIGN LABEL INSTALLATION

Fill out a blue “Campaign Label” (9999-95-065A-06) with Campaign No: “3419E”, your dealer code, today’s date.
Affix it to the hood or bulkhead as shown:
Return the vehicle to customer.

PARTS AND WARRANTY INFORMATION
Recall Campaign 3419E

CONDITION OF CONCERN

In certain Mazda CX-9 vehicles, malfunctions can occur in the passenger frontal air bag system, turn signals, and/or the engine starting system in addition to false instrument cluster warnings. This is caused by a weak retention force of the wiring harness connector terminals, that results in an electrical communication disruption between various vehicle control modules.

Depending on the specific connector terminal(s) affected by the electrical communication disruption, the passenger frontal air bags may not deploy when a crash occurs, turn signal lights may become inoperable, and/or the engine cannot be restarted. Please refer the Repair Procedure document on MGSS for further details.

SUBJECT VEHICLES

Model

VIN range

Build date range

2018 CX-9

JM3 TC**** J0 207215 – 216725

From September 12, 2017

through November 9, 2017

The asterisk symbol “*” can be any letter or number.

OWNER NOTIFICATION

Mazda will notify U.S. owners by first class mail beginning from XXXX, 2019.

PARTS INFORMATION

Description	Part number	Quantity	Notes
Sleeve Kit	TMY6-67-SH0	1	Component: Tube sleeves (small 8 pcs, large 6 pcs) Protective caps (8 pcs) Zip Ties (4 pcs) Harness protector (1 pc)
Bolt	B455-32-099B	1	Necessary when lower joint bolt for intermediate shaft is removed during repair
PVC tape	—-	—	Please use appropriate tape locally sourced.
Campaign Label	9999-95-065A-06	1=50 labels	Obtain in Mazda e-Store (no charge)
Vehicle Emission Recall Proof of Correction Certificate *	9999-95-ERPC-99	1=50 certificates	Obtain in Mazda e-Store (no charge)

*California Department of Motor Vehicles and the Commonwealth of Massachusetts, in conjunction with the California Air Resources Board and the Environmental Protection Agency for the State of Massachusetts, have implemented the Registration Renewal/Recall

Tie-In Program, which requires the completion

of Emission Recalls prior to registration renewal. Mazda dealers must provide customers a Vehicle Emission Recall – Proof of Correction Certificate (p/n 9999-95-ERPC-99) upon completion of the recall.

WARRANTY CLAIM PROCESSING INFORMATION

	Repair on Harnesses
	w/o removal of lower joint bolt	Includes removal of lower joint bolt	OK to Scrap
Process Number	AK028A	AK028A
Symptom Code	99	99
Damage Code	99	99
Parts Number Main Cause & Quantity	TMY6-67-SH0 & 1	TMY6-67-SH0 & 1 pc	N/A
Related Part Number & Quantity	—	B455-32-099B & 1 pc* *(1)**	Hold for inspection
Labor Operation	XXR5LARX	XXR5LBRX
Labor Hours	0.8 hrs.	1.1 hrs.
Actual Time	XXR9BXRX & Up to 0.6 hrs. *(2)**

(*1) Claim will reject without this part charged out, and bolts may be requested.

(*2) If the repair on harnesses requires more time (difficult to access to connectors, etc.), an additional 0.6 hrs of actual time can be claimed.

RENTAL CAR INFORMATION

Mazda recommends the usage of the MCVP loaner vehicle when available. If all MCVP loaner vehicles are in use and unavailable, and the customer needs a rental car, then use your local rental facility and offer a rental car. Be sure that every effort is made to repair the car within one business day or less in order to allow the next customer the same experience.

Rental Car Warranty Claim Information

	MCVP Vehicle Preferred	Rental Agency Vehicle
Warranty Type Code	N/A MCVP does not require claim submission	A
Symptom Code		99
Damage Code		99
Part Number Main		5555-34-19ER
Part Quantity		0
Labor Operation Code		MM024XRX
Labor Hours		0
Sublet – Rental Car
Sublet Invoice Number		Number from Rental Invoice or Dealer Purchase Order
Sublet Type Code		Enter “Z9” (other)
Sublet Amount		Up to $30.00 per day for the number of days customer
Sublet Text		Number of days rental car was

Rental expenses exceeding the two-day limit will require prior Warranty Department Authorization, as outlined in the Mazda Rental Car Reimbursement Program policy.

May 30, 2019

Attention:	Mazda General, Parts and Service Managers
Subject:	2018 Mazda CX-9 Front and Rear Harness Concern – Recall 3419E

Mazda Motor Corporation has decided to conduct a Safety and Emissions Recall Campaign on certain 201 8 Mazda CX-9 vehicles, produced from September 12, 201 7 through November 9, 2017 affecting 7,854 U.S. and U.S. Territory vehicles.

Action Required:

Currently there are 44 unsold affected vehicles that are in dealer inventory or arriving to your dealership. These vehicles must not be delivered to customers until the recall repair has been completed. On Monday, June 3rd Mazda will place a push sales orders to the dealers who have affected vehicles in their inventory. As a reminder, all vehicles under this recall will show as “Not Launched” status in eMDCS, but can be repaired as parts are currently available for ordering.

Concern Outline:

Depending on the specific connector terminal(s) affected by the electrical communication disruption, the passenger frontal air bags may not deploy when an accident occurs, turn signal lights may become inoperable, and/or the engine cannot be restarted.

Affected Vehicles:

Model	Subject VIN range	Subject production date range
201 8 CX-9	JM3 TC JO 20721 5 – 222280	From September 1 2, 201 7 through November 9, 201 7

Owner Notification:

Mazda will notify owners of affected vehicles by first class mail no later than July 25, 201 9. Owners will be asked to bring their vehicle to the nearest Mazda dealership for repairs.

Important Safety Notice: The National Traffic and Motor Vehicle Safety Act prohibits the delivery of any subject vehicle without performing the necessary repair for defects or failures. Failure to perform applicable recalls before delivery can result in extensive dealer fines and penalties from the Federal Government. Therefore, you must complete this recall for all affected vehicles in your inventory prior to delivery.

To help you effectively perform this recall, Mazda has developed the following resources:

Affected unsold VIN list will post on MGSS by June 05, 201 9. Parts and Warranty information, Repair procedures will post on MGSS (Mazda Global Service Support) websites via MXConnect as soon as available, approximately June 5, 201 9.
For warranty questions, contact the Warranty Hotline at (877) 727-6626, Option 3.
For parts questions, contact the Corporate Dealer Assistance Group at (877) 727-6626 Option 2.
Vehicles will display in eMDCS as “Not Launched” on May 31 , 201 9. Once Parts and Repair procedures are posted, repairs MUST be completed on in-stock units as well as customer vehicles that exhibit the condition or that cannot wait.

Please make certain the appropriate personnel in your dealership are aware of these resources and are familiar with the details of this recall before responding to customer inquiries.

We apologize for any inconvenience this recall may cause you and your customers. Your understanding and support in carrying out this campaign is greatly appreciated.

Protect What is Important to You

Mazda North American Operations

Sincerely,

Hideo Takashima
Director, Technical Services Division
Mazda North American Operations

IMPORTANT SAFETY & EMISSION RECALL

2018 CX-9 – Front/Rear Harness Concern

Safety and Emission Recall 3419E

NHTSA Campaign Number 19V-403

XXXXX 2019

This notice applies to your vehicle: VIN _______________

Dear Mazda Owner:

This notice is sent to you in accordance with the National Traffic and Motor Vehicle Safety Act.

Mazda Motor Corporation has decided that a defect which relates to motor vehicle safety exists in certain 2018 model year CX-9 vehicles produced from September 12, 2017 through November 9, 2017.

If you received this notice, your vehicle is included in this Recall.

What is the problem?

On certain subject vehicles, malfunctions can occur in the passenger frontal air bag system, turn signals, and/or the engine starting system in addition to false instrument cluster warnings. This is caused by weak retention force of wiring harness connector terminals, resulting in electrical communication disruption between various vehicle control modules.

Depending on the specific connector terminal(s) affected by the electrical communication disruption, the passenger frontal air bags may not deploy when a crash occurs, increasing the risk of injury, turn signal lights may become inoperable, increasing the risk of crash, and/or the engine cannot be restarted.

What will Mazda do?

Protect What Is Important To You

Your Mazda dealer will repair the wiring harness connector terminals using a repair kit. The repair will be performed at no cost to you.

How long will it take?

It will take approximately two hours to complete the repair; however, your Mazda dealer may need your vehicle for a longer period of time.

Mazda will provide alternate transportation, if needed, when your vehicle is at an authorized Mazda dealership for a recall repair. Schedule an appointment with an authorized Mazda dealer so they can discuss and accommodate your needs.

What should you do?

Mazda is concerned about your safety, and we encourage you to contact any authorized Mazda dealer to schedule an appointment to have your Mazda vehicle repaired as soon as possible. You do not need to bring this notice to the dealer, but it may assist in the check-in process.

Emission Law Information: To ensure your full protection under the emission warranty made applicable to your vehicle by State or Federal Law, you should have this recall completed as soon as possible. Failure to do so could be determined as lack of proper maintenance of your vehicle. Also, your vehicle may fail a state or local emission inspection if this recall is not completed.

Important notice to owners registering vehicles in California and Massachusetts: California Department of Motor Vehicles and the Commonwealth of Massachusetts, in conjunction with the California Air Resources Board and the Environmental Protection Agency for the State of Massachusetts, have implemented the Registration Renewal/Recall Tie-In Program, which requires the completion of Emission Recalls prior to registration renewal. Mazda dealers will provide a Vehicle Emission Recall – Proof of Correction Certificate upon completion of the recall. Be sure to keep the proof of correction certificate provided by the Mazda Dealer until needed for the registration renewal process.

What if you already paid for repair related to front/rear harness concern?

If you have already paid for repair or parts replacement due to conditions similar to this recall campaign prior to receiving this notice, you may be eligible for reimbursement of reasonable repair expenses based on Mazda’s repair standards. Please complete the enclosed “Reimbursement Application Form”, include the necessary documentation, and mail it to us in the pre-addressed envelope provided, allowing 6-8 weeks for processing.

Where is the closest Mazda dealer?

To locate your nearest Mazda dealer, visit our website www.MazdaRecallInfo.com, or call our Customer Experience Center at (800) 222-5500, option #4.

Moved or no longer own this vehicle?

If you have moved or no longer own your Mazda vehicle, please complete and mail the enclosed postage-paid Information Change Card (no envelope required) as soon as possible. This enables us to update our records and notify the current owner.

Federal law requires that any vehicle lessor receiving this recall notice must forward a copy of this notice to the lessee within ten days.

Still have questions?

If you have any questions regarding this campaign, please contact our Customer Experience Center toll free at (800) 222-5500, option #6.

If Mazda or its dealers do not repair the defect free of charge and within a reasonable amount of time, you may notify the Administrator of the National Highway Traffic Safety Administration, 1200 New Jersey Ave., SE.,

Washington, DC 20590; or call the toll-free Vehicle Safety Hotline at 1888-327- 4236 (TTY: 1-800-424-9153); or go to https://www.safercar.gov.

As a reminder, you can always go to www.MazdaRecallInfo.com and enter your VIN to view recalls and service campaigns that apply to your vehicle as well as register to receive future recall alerts.

Your safety is our first priority at Mazda. We actively work to improve our products and search for solutions to improve your ownership experience. We apologize for any inconvenience this recall may have caused you.

Sincerely,

Mazda North American Operations

Para información en español, visite www.MazdaSeguridad.com o llame a nuestro Centro de Experiencia para el Consumidor al (800) 222-5500, opción #8 para hablar con un representante en español.

1 Affected Product

Vehicle

MAZDA

CX-9

2018

14 Associated Documents

Remedy Instructions and TSB

RCRIT-19V403-5628.pdf 1012.748KB

⬇ Download PDF (989.01 KB)

Defect Notice 573 Report

RCLRPT-19V403-4211.PDF 214.427KB

⬇ Download PDF (209.4 KB)