Detroit spn 3480 fmi 2 Is code SPN 3480/FMI 14 also present? a. Check for multiple codes. PROBABLE CAUSES: 1. 1 SPN 4077/FMI 3, 4 or 14; DD15 Troubleshooting – Section 130 SPN 4076; DD15 Troubleshooting – Section 130. If SPN 4077/FMI 4 and SPN 3480/FMI 4 are present, repair short to power between pin 104 of the MCM 120- pin connector and the fuel line pressure sensors. Is SPN 4077 FMI 14 also present (active or inactive)? [a] Yes; repair SPN 4077/FMI 14first. HC doser or fuel doser injector valve fuel lines are blocked or leaking. Figure 2 – HDEP Fuel Compensation Pressure Sensor . Turn the ignition ON (key ON, engine OFF). VERIFICATION: Parked regeneration. Feb 10, 2025 · SPN 3480 FMI 1: 3480: 1: Doser Fuel Supply Pressure Abnormal: SPN 3480 FMI 14: 3480: 14: Doser FLP Sensors Failed Self Test: SPN 3480 FMI 2: 3480: 2: Hydrocarbon Doser Fuel Line Pressure Low: SPN 3480 FMI 21: 3480: 21: Fuel Cut-off Valve Pressure Not Plausible: SPN 3480 FMI 3: 3480: 3: Fuel Compensation Pressure Sensor Circuit Failed High: SPN Jul 9, 2023 · Detroit Diesel DD13 DD15 DD16 EGR DELETE (BLOCK OFF) AND ECM TUNING; CUMMINS ISX EGR DELETE (BLOCK OFF) AND ECM TUNING; Cummins ISL9 CM2350 (2013-17) Fauld Code: 3543 PID: SID 115 SPN: 4094 FMI: 31; Cummins ISL9 CM2350 (2013-17) Fauld Code: 3235 PID: N/A SPN: 4363 FMI: 16; Cummins ISL9 CM2350 (2013-17) Fauld Code: 2962 PID: 412 SPN: 412 FMI: 16 2. Yes; diagnose SPN 3480/FMI 14 first. 3. Perform a parked regen. Truck fails the hydrocarbon doser purge. CEL. Feb 21, 2025 · Discover Detroit Diesel DD13 fault codes (2008-2009) and troubleshooting tips to improve engine efficiency. NOTE: If 3480-14 active, fix those first. 8. No; Go to step 6. Inspect the HC doser block assy and fuel doser injector valve fuel lines for external leaks. [b] No; go to step 4. MIL 2. Perform parked regen. Detroit Diesel Engines Diagnostics 2. Is SPN 4077/FMI 14 also present (active or inactive)? [a] Yes; repair SPN 4077/FMI 14first. 4. Replace the fuel compensation sensor (FCP). DD15 troubleshooting. Are any of the following faults present? • SPN 3480/FMI 3 or 4 • SPN 3480/FMI 14 • SPN 94/FMI 3 or 4 • SPN 94/FMI 2 a. NOTE: If there are any other fuel codes present, fix those first. 1 SPN 3480/FMI 1, 2 or 14. SPN 3480 FMI 2: spn 3480/fmi 2 Description Hydrocarbon (HC) Doser Fuel Line Pressure Low Monitored Parameter HC Doser Fuel Line Pressure Typical Enabling Conditions Dosing Enabled Monitor Sequence None Execution Frequency Continuous when enabling conditions met Typical Duration 1 Minute Dash Lamps MIL, CEL Engine Reaction Derate 10% Verification Parked Jun 11, 2019 · Section 109. Yes; repair fault with the highest priority listed above. ENGINE REACTION: Derate 10%. Feb 18, 2025 · SPN 3480 FMI 1 (EPA07, EPA10, GHG14) 3480: 1: Hydrocarbon Doser Fuel Supply Pressure Abnormal: SPN 3480 FMI 21 (EPA07, EPA10, GHG14) 3480: 21: Fuel Cut-Off Valve Pressure Not Plausible: SPN 3480 FMI 21 (GHG14) 3480: 21: Fuel Cut-Off Valve Pressure Not Plausible: SPN 3480 FMI 2 (EPA07, EPA10, GHG14) 3480: 2: Hydrocarbon Doser Fuel Line Pressure Low Apr 29, 2015 · spn 3480/fmi 0 DescriptionThis fault will become active once the Fuel Compensation Pressure reaches and stays above 599 kPa (87 psi) for GEN1 fuel system, or 799 kPa (116 psi) for GEN2 fuel system, for longer than 600 s during a driving regen or 60 s during a parked regeneration with all conditions met. Disconnect the 120-pin Motor Control Module (MCM) connector. Troubleshooting updated to lead tech to replace the Fuel Doser Injection Valve. Is SPN 3480/FMI 14 also present (active or inactive)? [a] Yes; repair SPN 3480/FMI 14first. DASH LAMPS: 1. Refer to section 115. SPN 3480 (MCM) (EPA07;EPA10;GHG14) March 2015 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 DD Platform SPN 3480/FMI 2 - EPA07 - EPA10 - GHG14 Step 8 was changed to refer tech to 3480/1 troubleshooting. Spn 3480/Fmi 1, 2 or 14 PEDAL SUPPLY OUTSIDE OF NORMAL OPERATING RANGE 102. The troubleshooting procedures for this SPN can be found in the Aftertreatment System Technician's Guide (7SE63), refer to Chapter "16 SPN 3480 Fuel Line Pressure Sensor Above or Below Normal Operating Range" 14. Fuel Compensation Pressure Sensor issues are generally related to the following codes: • SPN 3480, FMI 2 - Doser Fuel Line Pressure Abnormal • SPN 3480, FMI 14 - Doser FLP Sensors Failed Self Test • SPN 3480, FMI 21 – Fuel Cut-off Valve Pressure Not Plausible 2. REQUIRED ACTION. 1. Are there any external fuel leaks present? 2 SPN 3480/FMI 1 - ALL YEARS 4 2. Turn the ignition OFF. SPN 3480/FMI 2 Description Hydrocarbon (HC) Doser Fuel Line Pressure Low Monitored Parameter HC Doser Fuel Line Pressure Typical Enabling Conditions Dosing Enabled Monitor Sequence None Execution Frequency Continuous when enabling conditions met Dd15 engine Code doser injector low pressure Code 3480 fmi 2 Codes SPN 3480 FMI 1 and SPN 4077 FMI 14. [b] No; go to step3. Verify repair. NOTE: If there are any other fuel system codes, 3480-14, 3480-31, 3480-1, or 4407-14 present, fix those first. [b] No; go to step 3. SPN 3480 FMI 2 (EPA07, EPA10, GHG14) Feb 25, 2025 · SPN 3480 FMI 1 (EPA07, EPA10, GHG14) 3480: 1: Hydrocarbon Doser Fuel Supply Pressure Abnormal: SPN 3480 FMI 21 (EPA07, EPA10, GHG14) 3480: 21: Fuel Cut-Off Valve Pressure Not Plausible: SPN 3480 FMI 21 (GHG14) 3480: 21: Fuel Cut-Off Valve Pressure Not Plausible: SPN 3480 FMI 2 (EPA07, EPA10, GHG14) 3480: 2: Hydrocarbon Doser Fuel Line Pressure Low Customer: My check engine light is on, showing fault codes; SPN-3480 Aftertreatment 1 Fuel Pressure 1, SPN-248 Total Power Takeoff Hours, and SPN-247 Engine Total Hours of Operation2018 PETERBILT 579 VIN: ***** Oct 13, 2008 · Section 105. 2 SPN 4076/FMI 4; DD15 Troubleshooting – Section 129. Inspect the Hydrocarbon (HC) doser block assy and associated fuel lines for leaks. SPN 3480 FMI 2 (EPA07, EPA10, GHG14) 3480: 2: Jun 8, 2019 · DD15 Troubleshooting – Section 131. 6. SPN 3480/FMI 3 or 4SPN 3480/FMI 14SPN 94/FMI 3 or 4SPN 94/FMI 2. 5. Is SPN 3480/FMI 31 also present (active or inactive)? If SPN 100/FMI 4, SPN 4077/FMI 4, and SPN 3480/FMI 4 are present, Go to step 4. No; Go to step 5. NOTE: Faults are listed in diagnostic priority from top to bottom. 2 SPN 3480/FMI 2 - EPA07 - EPA10 - GHG14 Hydrocarbon Doser Fuel Line Pressure Low Table 1. 9. Jun 8, 2019 · Section 108. Fuel compensation pressure . No; Go to step 4. 1 Mar 10, 2025 · Discover Detroit Diesel DD16 (2011-2013) fault codes and find quick troubleshooting and repair solutions with Diesel Laptops. No; Go to step 4. Disconnect the hydrocarbon doser fuel line pressure sensor (1). Get free wiring diagrams, part numbers, and troubleshooting guides. Is fault code SPN 3510/FMI 3 also present? a. 7. Tim Midway 2. 4. b. 1 SPN 3719/FMI 0, 15,16,or 31 2. 1 SPN 3720/FMI 15 or 16; DD15 Troubleshooting – Section 128. Yes; diagnose SPN 3510/FMI 3 first; Refer to section "SPN 3510/FMI 3 - EPA07 - EPA10 - GHG14" . 2. One minute during driving regeneration. Feb 24, 2025 · SPN 3480 FMI 1: 3480: 1: Doser Fuel Supply Pressure Abnormal: SPN 3480 FMI 14: 3480: 14: Doser FLP Sensors Failed Self Test: SPN 3480 FMI 2: 3480: 2: Hydrocarbon Doser Fuel Line Pressure Low: SPN 3480 FMI 21: 3480: 21: Fuel Cut-off Valve Pressure Not Plausible: SPN 3480 FMI 3: 3480: 3: Fuel Compensation Pressure Sensor Circuit Failed High: SPN Detroit DD15 EPA07 (2007-09) Fault Code: SPN 3480 FMI 14 (MCM) Hydrocarbon Doser Fuel Line Pressure Sensor – Failed Self Test DESCRIPTION: Hydrocarbon (HC) doser fuel line pressure (FLP) sensors-failed self test. Be the first to review “Volvo All Engines (2010 Emissions) Fault Code: SPN 3480 FMI 2 PID: Detroit DD13 GHG14 (2014-16) Fault Code: SPN 3849 FMI 3 (CPC) Digital View and Download Detroit Diesel MBE 4000 DDEC VI troubleshooting manual online. Visually inspect the HC doser block for external fuel leaks. 1 SPN 4076/FMI 3; DD15 Troubleshooting – Section 130. 1 SPN 3480/FMI 1, 2 or 14 The troubleshooting procedures for this SPN can be found in the Aftertreatment System Technician's Guide (7SE63), refer to Chapter "16 SPN 3480 Fuel Line Pressure Sensor Above or Below Normal Operating Range" 14. Are any external fuel leaks present? Yes; repair the external fuel leaks as necessary. Low pressure fuel out of spec (10-65 psi). Is SPN 3480/FMI 31 also present (active or inactive)? Feb 17, 2025 · Find fault codes and repair solutions for Detroit Diesel DD15 (2017-2020). 2. xuotr alrt fqepuukv pokqou uylszisf ekxete lqldji vmapa jymffq zhej escbmx xbpee ptjys dlum kls