This is my work truck, its an Isuzu NQR chassis, engine is a 4HKI-TC. Or, you can start on the electrical side by doing a voltage drop on both the power and ground connections for the fuel pump. Isuzu Trouble codes . 2000 Isuzu NPR No Start, Transmission Shifting Issues - Duration: 3:06. thomas brian Recommended for you. Please discard bulletin IB12-N-001A. This bulletin is being revised to update Model Years. 0 votes . Product Group: GENERATORS 3:06. P1464 Description of the defect. The DTC P1464 is set when ACCS input to Powertrain Control Module was high during self-test. P1464 Isuzu Trouble Repair : With P1464 Isuzu code so start with the basics like a fuel pressure and fuel volume test. Some shops are reporting corrosion on the fuel pump ground that reduces power and fuel pressure. P1464 Meaning The Diagnostic Trouble Code (DTC) P1464 can be set if A/C or defroster is on during Key On Engine Off (KOEO) or Key On Engine Running (KOER) self-test. Vehicle: 2013 Isuzu NPR HD 5.2L I4 p1490; p20c9; 1 Answer. A/C was on during self-test; Reason for Isuzu Kb P1464 and find the solution for the code Isuzu Kb P1464 , we'll give to how to fix Isuzu Kb P1464 trouble code problem. A/C Demand Out Of Self Indicates the ACCS input to the PCM was high during Self-Test. Isuzu truck N-series fault codes list+ flashing codes , diagnostic trouble codes, DTCs descriptions, blinking codes for Isuzu Trucks free download PDF; Diagnostic flash codes for Isuzu engines 4HK1 and 4JJ1 asked Jan 13, 2015 by Terrell C. fuel condition good, fluid levels correct. 12: No tach signal to ECM – No Distributor Reference Pulses{4} 13: Oxygen sensor or circuit: 14: Coolant Temperature Sensor Circuit High Coolant Temperature{5} 14A: High Coolant Temperature{6} 14B: I disconnected the feed line for DEF to the DEF injector and then ran the engine but there is no DEf coming through. TI_Isuzu_Clearing_DTC_Procedure_1.docx 1 2/1/2019 Technical Information This bulletin is provided for technical reference and service related updates. If you have any questions, comments or do not wish to receive these e-mails, please reply to this e-mail or call the Service Technical Support Group 800 478-1244. INFORMATION The fuse for the SCR system was blown and I have replaced that but no response from that. if the Bulletin: DN_V160720160527 Component: What is the cost to diagnose the P20C9 code Labor: 1.0 The cost to diagnose the P20C9 code is 1.0 hour of labor. over time and with use, the bent cable may fatigue and break. Isuzu OBD / OBD2 Codes >> Isuzu Check Engine Light. The auto repair labor rates vary widely across the … Possible causes List of elements that might trigger the appearance of this code. 2013 Isuzu NPR HD 5.2L I4 dtc P1490 & P20C9. I'm not a diesel guy at all, but I researched the light and all I can find is just: 'an issue with the SCR system, bring it to a dealer'. In some 2013-2014my isuzu npr stripped chassis manufactured by isuzu motors limited during october 2013 and april 2014, the automatic transmission shift cable may be bent. Isuzu Kb P1464 OBD-II Diagnostic Powertrain (P) Trouble Code Information Page. ISUZU P1464 OBD Codes. 0 votes . A while ago the EXH. 2007 - 2015 Isuzu NPR/NPRHD/NQR/NRR SERVICE INFORMATION AFFECTED VEHICLES • 2007-2015MY Isuzu N-Series Equipped with 5.2L (4HK1) Diesel Engine and Diesel Particulate Filter (DPF) This bulletin supersedes IB12-N-001A. I also cleaned the DEF filter in the DEF pump but no change there either. Isuzu NPR HD 2012 Engine 5.2 l diesel. SYSTEM light popped on, which is always accompanied by the check engine light and the regen icon.