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Purpose of TFAR	Approval	Approval / feedback	Warranty	Type of TFAR	Truck Chassis

Subject/Complaint
Abnormal sound coming from cabin lower side.
Report Number	692100-2025-70822	Report Date	16-Aug-2025	Prepared By	abhargava5
Dealer ID	692100	Dealer Name	VSPC-Jaipur
Customer Name	South West Mining Limited / TI	Customer Contact Person	Mr. Naveen Sethia
Workshop/Site-Location	Barmer	Customer Contact Number	9772205254
Chassis Model with Axle Configuration	FM(4)-B 460 8X4 BS6	Body CuM & Application	20.3 cum RB HYVA
Chassis No	8-988648	Reg. Number	Door No 57	Date of Delivery	04-Jun-2024
Date of failure	16-Aug-2025	Repair Order No.	844	Repair Date	16-Aug-2025
Failure Mileage kms	97789	Age in Months	15	Engine Hrs.	8687
Function Group	2522	Causal Part No.	22728175	Description	Exhaust Pipe
Defect Code Group	8 BREAKAGE	Defect Code	82-MATERIAL CRACK
Spare parts warranty	No	Spare parts invoice details		Spare parts fitment date	0000-00-00
Driveline Warranty	Yes	GDR No

Repair Estimate Summary

Material Cost	57591.49	Labor Cost	504.45	Other Cost	0.00

Road Details

Type of road surface (Asphalt, Soil Gravel, Sharp stones etc.	SOIL
Dust Condition (Heavy Slight, etc.,)	SLIGHT
Approx. Gradient of the Road (required for engine and wheel Hub failures	1:16
Undulation on the Road( Heavy,Slight, Lot of pot holes, large Bumps, etc.)	SLIGHT
Was the vehicle travelling Uphill or Downhill (required for engine and wheel hud failures	NA

Load Details

Type of load carried	OVER BURDEN	Permitted Technical GCW	49	GCW during failure	NA

Available information on the load types and GCW's handled by the vehicle earlier which could have caused the failure

Aggregate details

Details of the concerned failed Aggregate ( Engine, Gearbox, Rear Axle, Diffeerential, Rear Axle, Diff. carrier, steering gear, Turbocharger, Superstructure Hydraulic parts etc.)
Aggregate	-	Aggregate Part No.	-	Aggregate Sr. No.	-

Interview with the Driver ( Applicable for all driveline related failures)

Driver Name	-	Training details on the related variant	-

Drivers description on the happening of the failure:

Driver complained about abnormal noise coming from the engine exhaust System.

Technical Explination of complaint (Dealer comment):

As per the driver complaint, the Abnormal sound is coming from cabin lower side.

> Confirmed the complaint, abnormal noise was heard from the cabin lower RHS.
> Checked exhaust system hoses & pipes for any exhaust leakage.
> Found silencer pipe at the turbo outlet (EXHAUST PIPE, UPSTREAM EATS), faulty joint after the flexible area.
> Checked all mountings of the silencer pipe and found them a good condition.
> Silencer clamp checked for loose contact, found intact.
> Need to replace silencer pipe with a new one.
> Causal part no - VO-22728175 EXHAUST PIPE, UPSTREAM EATS

# Suspect that the pipe joint was improper, and due to vibration, it got separated & leading to the creation of an abnormal noise from the exhaust system.

Fault codes registered in vehicle (Including Active and Inactive Faults)

Is the causal part a recently modified one	No

If Yes, kindly provide more details about the modification:

Is this a repeat failure	No	Is yes, provide relavant details	-

Relavant Argus No. If any	-	Relavant DQR No. If any	-	Relavant MQR No. If any	-

Relavant QJ No. If any	-

Affected Vehicle details

Chassis No	Model	Body No	Date of Delivery	Date of Failure	Mileage Kms	Engine hrs	Parts Sl.no
--	--	--	--	--	--	--	--

Area(Photos Where required/Applicable)

Photo Area	Description/Remarks
	H.M.R-8687 K.M.-97789

Probable Cause of Failure

Suspect that the pipe joint was improperly installed, and due to vibration, it separated & leading to the creation of an abnormal noise from the exhaust system.

Corrective Action/Suggestions

Needs to replace the failed exhaust hose under the vehicle warranty.

Service and Repair History of the vehicle (Relevant to the failure)

S.No.	Job Card No.	Date	Mileage Kms	Engine Hrs.	Job carried out	Remarks
--	--	--	--	--	--	--

Repair Estimate

Material Cost

S.No.	Part no	Description	Qty	Unit Price	Net Price	GST %	GST Amt.	Net Price including GST	Pay code
1	VO-22728175	EXHAUST PIPE BS6	1	49956.9	49,956.90	5	2,497.85	52,454.75	09
2	VO-23121323	Gasket	1	167.22	167.22	5	8.36	175.58	09
3	VO-23122882	V-Clamp	2	2362.46	4,724.92	5	236.25	4,961.17	09
Total					54,849.04	Total		57,591.49

Labour cost

S.No.	Operation No	Description	Qty.	Unit Price	Net Price	GST %	GST Amt.	Net Price including GST	Pay code	Remarks
1	25228-2	Flexible exhaust pipe, replace	0.5	855	427.50	18	76.95	504.45	09
Total					427.50	Total		504.45

Other cost

S.No.	Description	Qty.	Unit Price	Net Price	GST %	GST Amt.	Net Price including GST	Pay code	Remarks
Total				0.00	Total		0.00

Total cost of Repair( Material, Labor and Other cost)	58,095.94

Any Local solution or suggestion from the Field team for Prevention/ Quick resolution of Complaint

ANNEXURES (Select the annexure attached)

17012-3 VCADS Pro Error Codes Test		Compulsory for all failures having fault codes
17034-3 Vehicle information test		Compulsory for all failures having fault codes
28486-3 Sensor Values History Report		Compulsory for all failures related with the engine
20007-3: Engine protection data
28407-3 Sensor Values, Monitoring
20005-3: Fuel consumption data
28108-8 Engine ECU, check		Compulsary for all failures related with the engine ECU
PDF file of the Repair history of the vehicle in LDS– complete		Optional
Scan or Fax copy of the Last BS or AS (as applicable) checksheet		Compulsary
Completely filled checksheets and Protocols as given in Impact/FAG in YVD for the complaint		Compulsary

Additional Attachments

S.No.	Attatchemnt
--	--

Oil & Fuel Sample Test Reports (Compulsory for all major engine related failures):

Sample Date		Sent to ELF Mumbai

Dispatch Details of Failed Parts( Mandatory for critical failures/failures related to safety/failures related to performance)

Docket No		Dispatch Date		Courier Name		Transporter Veh No.

Present Status of the vehicle

Present Status	Rectified & Running	Reason	Part was replaced.

Comments

S.No.	Remarks	By	Date & Time	TFAR Status
1	Dear sir 3C is following:- C1-Abnormal sound coming from cabin lower side. C2-Suspected that the flexible pipe not sustained the acting vibration & stressed & lead to breakage by which the exhaust gas is leaking & creating an abnormal noise from the exhaust system. C3-Needs to replace failed exhaust hose under vehicle warranty. thank & regard Ayoush kumar pndey	vkchaubey1	2025-08-16 15:52:55	TFAR RAISED
2	For corrections.	vkchaubey1	2025-08-19 08:52:18	QUERY RAISED
3	Corrections made.	vkchaubey1	2025-08-19 09:01:56	REPLY TO QUERY
4	Dear Sir, Requesting your approval for closing this case under the Driveline warranty, as this is the 10th failure of this part at the SWML site.	vkchaubey1	2025-08-19 09:02:39	TFAR FORWARDED
5	Approved	ddubey2	2025-08-25 11:21:26	APPROVED