ITB19-016
Service Bulletin Details
Public Details for: ITB19-016
2017-2018 qx80; engine knock or tick noise if you confirm a knock or tick noise is coming from the engine or the customer states a knock or tick noise is heard from the engine area. Action refer to repair overview on page 3.
Models from 2018
2018 INFINITI QX80 |
Models from 2017
2017 INFINITI QX80 |
Classification: Reference: Date: EM19-005 ITB19-016 July 22, 2019 2017-2018 QX80; ENGINE KNOCK OR TICK NOISE APPLIED VEHICLE: 2017-2018 QX80 (Z62) IF YOU CONFIRM A knock or tick noise is coming from the engine Or The customer states a knock or tick noise is heard from the engine area. ACTION Refer to REPAIR OVERVIEW on page 3. IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire REPAIR OVERVIEW as it contains information that is essential to successfully completing this repair. Infiniti Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Infiniti retailer to determine if this applies to your vehicle. 1/9 ESSENTIAL TOOL Tech Cam J-51951 Lens swab J-51963 (not part of J-51951) Figure 1 Additional Tech Cam J-51951 kits and components are available from Tech•Mate: 1-800-662-2001, or nissantechmate.com. 2/9 ITB19-016 REPAIR OVERVIEW A knock or tick noise is heard from the engine area 2017 QX80 2018 QX80 Perform the service procedure in ITB17-052 (if not already done) Remove the # 7 spark plug Inspect the cylinder wall for scuffing Has the noise stopped? Yes No Is the cylinder wall scuffed? (see Figures 2-4 Fi 4 No Yes STOP HERE (This bulletin does not apply) Replace the short engine assembly See page 7 for warranty information 3/9 Go to CLAIMS INFORMATION for cylinder inspection Refer to ASIST/ESM for further diagnosis ITB19-016 SERVICE PROCEDURE Inspect Cylinder Wall 1. For 2018 QX80, proceed to step 2. For 2017 QX80, refer to ITB17-052 first: If ITB17-052 has been performed, skip to step 2. If ITB17-052 has not been performed, do so now. If the incident has been resolved (knock/tick noise has stopped) after performing ITB17-052, STOP HERE. This bulletin does not apply. If the incident has not been resolved after performing ITB17-052, go to step 2. 2. Remove the # 7 spark plug. For spark plug removal, refer to the Electronic Service Manual (ESM), section ENGINE > ENGINE MECHANICAL > PERIODIC MAINTENANCE > SPARK PLUG > Removal and Installation. 3. Using Essential Tool Tech Cam J-51951, visually inspect the # 7 cylinder wall for scuffing. If the cylinder wall has scuffing, replace the short engine assembly. Refer to Figures 3 and 4 on page 5 for examples of cylinder wall scuffing. See page 7 for warranty information. Refer to the appropriate section of the ESM for short engine assembly replacement. See page 6 for additional short engine assembly replacement instructions. If there is no scuffing on the cylinder wall, go to CLAIMS INFORMATION (for the “inspection” OP CODE). Refer to the ESM for further diagnosis. Refer to Figure 2 on page 5 for an example of an “OK” cylinder wall. 4/9 ITB19-016 Cylinder hone cross hatch OK Figure 2 Piston NG NG Cylinder wall scuffing Pistons Figure 3 Figure 4 5/9 ITB19-016 Oil Jet Installation: Install the “short” oil jet on Bank 2 (B2) side, and the “long” oil jet on Bank 1 (B1) side (see Figure 5 and Figure 6). The vertical mark should be 90° +/- 10° to the horizontal line, while the cutouts face to the upper inward direction. Using a suitable tool such as a small ball peen hammer or brass hammer, tap in the oil jet until it is fully seated (see Figure 6). Sealant is not needed. B2 side 10° B1 side 10° 10° Cutout Cutout Vertical mark on “short” oil jet (# 13081-AR000) Vertical mark on “long” oil jet: (# 13081-AR010) Crankshaft snout Horizontal line 10° Horizontal line 90° 90° Figure 5 NG OK Gap Fully seated Oil jet Oil jet Figure 6 6/9 Engine Block ITB19-016 Warranty Related Information When Replacing Short Engine Assembly 4. 5. Record a continuous video (15 seconds or less) of the area(s) of the cylinder wall that indicates a failed inspection and the Vehicle Identification Number (VIN) on the F.M.V.S.S. certification label (VIN label). Use tool Tech Cam J-51951 as needed (see page 2). Make sure the continuous video has a clear image of the incident area(s) of the damaged cylinder wall and the VIN on the VIN label. The Powertrain Call Center (PCC) may require a live “Tech Cam” session. Complete the PCC Preauthorization Form in ASIST. See the pre-selection screen below. Fill out these two lines, select “Engine”, and then select Next Figure 7 6. Attach the video and parts list to the Preauthorization Form. 7. After submitting the Preauthorization Form with the attached video and parts list, call the PCC at 800-973-9992 (opt 1) for repair pre-approval to replace: The short engine assembly (with oil and oil filter, coolant, etc). 7/9 ITB19-016 PARTS INFORMATION (1) DESCRIPTION PART NUMBER QUANTITY NUT 14094-9BA0A 16 BOLT 14069-JD00A 8 GASKET-MANIFOLD TO CYLINDER HEAD 14035-1LA0A 8 WASHER 13056-31U0A 8 DOWEL-BLOCK TO TRANSMISSION 30412-H1001 2 DOWEL-BLOCK TO CYLINDER HEAD 11022-10V00 4 WASHER-SEAL 21626-32U00 4 SEAL-O RING 15066-AR020 3 SEAL-O RING 15066-AR010 1 SEAL-O RING 15066-6N204 2 SEAL-O RING 21049-AE000 1 GSKT-MAN EXHAUS 14036-EZ30A 2 RING-O 15066-3TA2A 2 GASKET-EXHAUST 20692-24U0A 2 GASKET-ROCKER COVER 13271-1LA0A 2 ENGINE-SHORT (1) 10103-EZ30A 1 GASKET-WATER INLET 13050-7S010 1 GASKET-WATER PUMP 21014-7S000 1 SEAL O-RING 21049-ZL80A 1 OIL FILTER 15208-9E01A 1 GASKET-WATER INLET 13050-1CA1A 1 GASKET-WATER INLET 13050-1CA1B 1 WASHER DRAIN 11026-JA00A 1 SEAL O RING (6.84 MM) 15066-ZL80A 1 SEAL-O RING 15066-7S010 1 PILOT-CONVERTER 12330-16A0A 1 GASKET-CYLINDER HEAD 11044-EZ31A 1 JET-OIL (“short” oil jet) 13081-AR000 1 JET-OIL (“long” oil jet) 13081-AR010 1 GASKET-ADAPTER 16175-1LA0A 1 GASKET-CYLINDER HEAD 11044-EZ31B 1 SEAL-OIL LEVEL GAUGE GUIDE 15066-7S020 1 GASKET-CONNECTOR 21331-7S000 1 A short engine assembly includes the crankshaft, pistons, connecting rods, etc. It does NOT include cylinder head assemblies. 8/9 ITB19-016 PARTS INFORMATION (continued) (2) (3) DESCRIPTION PART NUMBER QUANTITY LIFTER-VALVE 13231-1MC5E 1 SEAL-OIL CRANKSHAFT FRONT 13510-1LA0A 1 SEAL-O RING 16618-1LA0D 1 SEAL-O RING 15066-1LA0A 1 GASKET-ROCKER COVER 13270-1LA1A 1 TUBE ASSY-FUEL 17520-EZ30A 1 GASKET 46237-1LA0A 1 GASKET-ROCKER COVER 13270-1LA0A 1 TUBE ASSY FUEL 17520-1LA0B 1 DOWEL-PULLEY 11022-AD200 1 NISSAN ENGINE OIL-GENUINE 0W-20 SYNTHETIC 999PK-00W20N (2) (3) NISSAN BLUE LONG LIFE ANTIFREEZE/COOLANT 999MP-L25500P (2) (3) Refer to the appropriate ESM for dry engine oil and coolant capacity. Order Nissan Engine Oil and Blue Long Life Coolant through the Infiniti Maintenance Advantage program: Phone: 877-INF-IMA1 (877-463-4621). Website order via link on dealer portal www.NNAnet.com and click on the “Maintenance Advantage” link. CLAIMS INFORMATION Submit a Primary Part (PP) type line claim using the following claims coding: DESCRIPTION Inspect # 7 Cylinder W/Borescope Replace Short Block (1) (2) PFP (1) OP CODE AX46AA AA30AA SYM DIA ZL 32 FRT 0.4 (2) Reference the electronic parts catalog and use the Short Engine Assy (10103-*****) as the Primary Failed Part (PFP). Reference the current Infiniti Warranty Flat Rate Manual and use the indicated Flat Rate Time (FRT). AMENDMENT HISTORY PUBLISHED DATE July 22, 2019 REFERENCE ITB19-016 DESCRIPTION Original bulletin published 9/9 ITB19-016