User manual 739 255
Contents
1. PHYSIK CHEMIE BIOLOGIE 04 11 W2010 Wei 1 DESCRIPTION The electrical exhaust gas recirculation solenoid EGR is an optional extension of the system LH Motronic M 1 5 4 739 402 It explains the function of this actuator as a result of exhaust gas the oxygen content in the air fuel mixture is reduced and consequently the combustion temperature in the cylinders lowered Thus the amount of NO is reduced The EGR valve sets the amount of recirculated exhaust gas 2 Scope of delivery Experiment panel Electrical EGR solenoid TECHNIK LL DIDACTIC User manual 739 255 Electrical Exhaust gas recirculation solenoid EGR 739 255 1 Measurement sockets 2 Magnetic solenoid 3 Actuator EGR 3 TECHNICAL DATA Voltage 12 V Nominal current 0 5 A Frequency 100 Hz Function electrical Aux power pneumatic 4 CONNECTION 1 Connect on the rear side of this unit the socket 60 with socket 6 on the rear side of the control unit LH Motronic M 1 5 4 739 402 2 Connect on the rear side of this unit the socket with socket on the rear side of the idle controller 739 253 739253 6 739402 6 CN f na 6 60 LD DIDACTIC GMBH Leyboldstrasse 1 D 50354 H rth Phone 02233 604 0 Fax 02233 604 222 e mail info ld didactic de by LD Didactic GmbH Printed in the Federal Republic of Germany Technical alterations reserved CHEMIE BIOLOGIE PHYSIK2. 5 DIAGNOSIS In case of any malfunction of the EGR or the cable between the solenoid and the Motronic ECU a fault code diagnostic trouble code DTC is stored in the ECU s memory To allow the car to be driven to the next workshop the ECU still works with a default value The following DTCs can be stored 33 EGR valve Voltage too low 34 EGR valve Voltage too high TECHNIK L L DIDACTIC 6 CIRCUIT DIAGRAM EXTRACT Y18 Exhaust gas recirculation EGR solenoid K61 Engine control unit Used in Omega B 2 0 GL 04 94 09 99 Motor code X20SE with Bosch Motronic M 1 5 4 1 EGR with magnetic solenoid 2 Connector for vacuum LD DIDACTIC GMBH Leyboldstrasse 1 D 50354 H rth Phone 02233 604 0 Fax 02233 604 222 e mail info ld didactic de by LD Didactic GmbH Printed in the Federal Republic of Germany Technical alterations reserved PHYSIK CHEMIE TECHNIK ID BIOLOGIE LD DIDACTIC 7 SAMPLE APPLICATION Change the air mass to 30 kg h and repeat the measurement To display the control signal of the EGR in the complete LH Motronic setup connect the SensorCASSY 2 as follows Operate the sytem LH Motronic M1 5 4 with the following settings Speed 1500 rpm Load position 4 Air mass 40 kg h Engine temperature 80 C Lambda 1 V const Run the program Automotive diagnosis tester 739 589 and select the mode Oscilloscope LD DIDACTIC GMB
3. H Leyboldstrasse 1 D 50354 H rth Phone 02233 604 0 Fax 02233 604 222 e mail info ld didactic de by LD Didactic GmbH Printed in the Federal Republic of Germany Technical alterations reserved
Download Pdf Manuals
Related Search