Diesel Exhaust Fluid (DEF) Injector Troubleshooting Return Form for C7.1, C9.3, C13, C15, and C18 Engine Applications {108H, 108I, 7569} Caterpillar

Articulated Truck

725C (S/N: TFB1-UP)

725C2 (S/N: 2T31-UP)

730C (S/N: TFF1-UP)

730C EJECTOR (S/N: TFH1-UP)

730C2 (S/N: 2T41-UP)

730C2 EJ (S/N: 2T51-UP)

735C (S/N: TFJ1-UP)

740C EJECTOR (S/N: TFN1-UP)

745 (S/N: 3T61-UP)

745C (S/N: TFK1-UP)

Asphalt Paver

AP1000F (S/N: AC41-UP)

AP1055F (S/N: TJ51-UP)

Cold Planer

PM620 (S/N: JB91-UP)

PM622 (S/N: JFC1-UP)

Engine

C13 (S/N: N3F1-UP)

C15 (S/N: N5F1-UP)

C18 (S/N: N8F1-UP)

Excavator

323F (S/N: PLB1-UP; XCF1-UP; YEJ1-UP; NCW1-UP; KBY1-UP)

326F (S/N: HCJ1-UP; XFK1-UP; WGL1-UP; TMR1-UP)

329F (S/N: ERL1-UP)

330F (S/N: WBA1-UP; LCG1-UP; LBN1-UP; JFR1-UP; HBT1-UP; MBX1-UP)

335F (S/N: KNE1-UP)

336F (S/N: B391-UP; TZA1-UP; RKB1-UP; RBC1-UP; YFD1-UP; DKF1-UP; YBH1-UP; NAJ1-UP; ZBJ1-UP; LCL1-UP; NBL1-UP; PFL1-UP; SSN1-UP; LTP1-UP; KCS1-UP; NBS1-UP; KFT1-UP; DSW1-UP; MTW1-UP; DFY1-UP; LJY1-UP; WTZ1-UP)

340F (S/N: YBF1-UP; EAR1-UP; WBX1-UP)

349F (S/N: BZ21-UP; KEA1-UP; HLB1-UP; HPD1-UP; SFG1-UP; RAX1-UP)

352F (S/N: SD21-UP; YEG1-UP; A9J1-UP; XAL1-UP; KBP1-UP)

374F (S/N: AT21-UP; EBF1-UP; DNM1-UP)

390F (S/N: MGF1-UP; FEH1-UP)

Forest Machine

538 (S/N: HBS1-UP; JEY1-UP)

558 (S/N: LRT1-UP)

Industrial Engine

C13 IND (S/N: JR91-UP)

C7.1 (S/N: 8811-UP)

C9.3 (S/N: CS91-UP)

Landfill Compactor

816K (S/N: WNB1-UP)

826K (S/N: 2321-UP)

836K (S/N: TWZ1-UP)

Material Handler

MH3022 (S/N: FM21-UP; FB31-UP)

MH3024 (S/N: FM41-UP)

MH3295 (S/N: PA91-UP)

Mobile Hydraulic Power Unit

330FMHPU (S/N: B321-UP; B331-UP)

336FMHPU (S/N: B341-UP; B351-UP)

374F MHPU (S/N: DP41-UP)

390F MHPU (S/N: B371-UP)

Motor Grader

12M Series 3 (S/N: N9B1-UP; N9F1-UP; N9P1-UP; N9R1-UP)

140M Series 3 (S/N: N9D1-UP; N9G1-UP; N9J1-UP; N9M1-UP)

14M Series 3 (S/N: N9S1-UP)

160M Series 3 (S/N: N9E1-UP; N9K1-UP; N9L1-UP; N9T1-UP)

16M Series 3 (S/N: N9Y1-UP)

18M Series 3 (S/N: N9A1-UP)

OEM Excavator Based Specialty Solution

330F OEM (S/N: LNX1-UP)

390F OEM (S/N: PT71-UP)

Off-Highway Truck/Tractor

770G (S/N: RMA1-UP; KDH1-UP)

772G (S/N: RME1-UP; KEX1-UP)

Pipelayer

PL72 (S/N: P721-UP)

PL83 (S/N: CB21-UP)

PL87 (S/N: TEC1-UP)

Reclaimer Mixer

RM500B (S/N: MB91-UP)

Soil Compactor

815K (S/N: MBB1-UP)

825K (S/N: 2331-UP)

Track-Type Loader

953K (S/N: LJT1-UP)

963K (S/N: LBL1-UP)

973K (S/N: MKL1-UP)

Track-Type Tractor

D6N (S/N: MG51-UP; GB61-UP; SGG1-UP; NJN1-UP)

D6T (S/N: CR31-UP; 2B31-UP; CG81-UP; SGA1-UP; RAD1-UP; STE1-UP; MEL1-UP; WRN1-UP; K1R1-UP; KMR1-UP; WES1-UP; SGT1-UP; TMY1-UP; HTZ1-UP)

D7E (S/N: HKA1-UP; SSH1-UP)

D8T (S/N: FMC1-UP)

D9T (S/N: REX1-UP)

Wheel Dozer

824K (S/N: 2341-UP)

834K (S/N: TWY1-UP)

Wheel Feller Buncher

2570D (S/N: D251-UP)

2670D (S/N: D261-UP)

563D (S/N: D631-UP)

573D (S/N: D731-UP)

Wheel Loader

926M (S/N: LTE1-UP)

930M (S/N: KTG1-UP; HEY1-UP)

938M (S/N: J3R1-UP)

950 GC (S/N: M5T1-UP)

950M (S/N: EMB1-UP; XCJ1-UP; FTR1-UP; J1S1-UP)

950M Z (S/N: HE81-UP)

962M (S/N: EJB1-UP; JYD1-UP; F2T1-UP)

962M Z (S/N: SA81-UP)

966M (S/N: EJA1-UP; DYC1-UP; LMM1-UP; KJP1-UP)

966M Series XE (S/N: P6C1-UP; B8P1-UP)

972M (S/N: LSJ1-UP; GGN1-UP; A8P1-UP; JPR1-UP)

972M Series XE (S/N: M5S1-UP; EDW1-UP)

980M (S/N: MK21-UP; KRS1-UP; N8T1-UP)

982M (S/N: F9A1-UP; K1Y1-UP)

986K (S/N: MH81-UP)

988K (S/N: TWX1-UP)

Wheel Skidder

525D (S/N: GKP1-UP)

535D (S/N: MTP1-UP)

545D (S/N: KGP1-UP)

555D (S/N: PGY1-UP)

Wheel Tractor-Scraper

621K (S/N: WTA1-UP; WTE1-UP)

623K (S/N: WTB1-UP)

627K (S/N: WTC1-UP)

631K (S/N: WTR1-UP)

637K (S/N: WTS1-UP; WTT1-UP)

Wheeled Excavator

M318F (S/N: FB81-UP; F8B1-UP)

M320F (S/N: F2W1-UP)

M322F (S/N: F2Z1-UP)

Introduction

Do not perform any procedure in this Special Instruction until you have read the information and you understand the information.

DEF injectors are being replaced in the field and returned to Caterpillar for testing. Results of the testing are finding a large portion of the returned DEF injectors are found to be fault not repeated.

This form is to be used and filled out in any case that a DEF injector is being replaced.

The DEF injector troubleshooting return form needs to be completed and included within failed part returns documenting what was found that led to DEF injector replacement. Attach the photos of DEF injector tip and mount area along with a Product Status Report to the SIMS claim.

References

Procedure

1. What code are you troubleshooting? __________

2. Follow the correct troubleshooting procedure. Reference Table 1 for correct media number to use.

3. When troubleshooting procedure requests the DEF quality check, DEF injector resistance measurement, or Dosing Accuracy Test, document those results in Tables 2, 3, and 4.

Tables

Illustration 1	g06175415