Isuzu 4jj1 Manual

ISUZU ELF 4HK1/4JJ1 Engine COMMON RAIL SYSTEM CRS SERVICE MANUAL Operation Issued June 2007 Revised July 2009 00400601EA 2009 DENSO CORPORATION . This material may not be reproduced or copied, in whole or in part, without the written permission of DENSO Corporation. Table of Contents Table of Contents Operation Section 1. APPLICABLE VEHICLE AND PRODUCT INFORMATION 1.1 Outline 1 1 1.2 Applicable Vehicle . 1 1 1.3 Applicable Product List . 1 1 2. SUPPLY PUMP 2.1 Configuration and Operation . 1 2 2.2 Suction Control Valve SCV . 1 3 3. RAIL 3.1 Outline 1 5 4. INJECTOR 4.1 Outline 1 6 5. CONTROL SYSTEM 5.1 Engine ECU 1 7 5.2 Sensors . 1 8 6. EXHAUST GAS CONTROL SYSTEM 6.1 Outline . 1 10 6.2 DPF System 1 10 7. ENGINE ECU DIAGNOSTIC TROUBLE CODES DTC 7.1 DTC Table 1 12 8. ATTACHED MATERIALS 8.1 Engine ECU External Wiring Diagrams 1 17 8.2 ECU Connector Terminal Layout . 1 19 Operation Section ± 1 1 1. APPLICABLE VEHICLE AND PRODUCT INFORMATION 1.1 Outline This manual describes the Common Rail System CRS equipped with the 4HK1 and 4JJ1 engines used in the ISUZU ELF. For information on items common to all CRSs, refer to the previously published CRS general addition manual, doc ID 00400076E. Items common to all CRSs CRS development process, system control, construction and operation of main components supply pump, rail, injectors , sensors, and actuators. The use of the aforementioned CRS is a model change designed to make the ISUZU ELF sold in all regions with the exception of North America and Thailand compliant with Euro 4 and Euro 5 regulations. 1.2 Applicable Vehicle The North American ISUZU ELF has undergone a minor change in which a Diesel Particulate Filter DPF system is used to comply with exhaust gas regulations for 2009 model vehicles. Model Name Engine Model Engine Displacement Remarks ELF 4HK1 5.2 L 4JJ1 3.0 L 1.3 Applicable Product List Part Name DEN