Mercedes Benz

Mercedes-Benz Mercedes Benz OEM Parts Mercedes Benz OE Replacement Parts 0323 Mercedes Benz Truck G 550 (463.236) V8-5.5L (273.963)  Diagnostic Trouble Codes  Page 397 The injection valve output stage of cylinder 3 detects a line discontinuity. (P0203) Possible cause: - Y62y3 (Fuel injector cylinder 3) - Voltage supply via component Z7/38 (Circuit 87 M1i connector sleeve) Affected functions: - Engine diagnosis - Engine running ------------------------------------------------- Test 1: Power supply Test 2: Check component Y62y3 (Fuel injector cylinder 3). 1. Power supply Voltage supply via component Z7/38 (Circuit 87 M1i connector sleeve) Possible cause and remedy - Check voltage supply according to wiring diagram. 2. Check component Y62y3 (Fuel injector cylinder 3). Test 2.1: Check component Y62y3 (Fuel injector cylinder 3). 2.1. Check component Y62y3 (Fuel injector cylinder 3). Safety note Warning!Risk of explosion, poisoning and injur...