SAFARI

ENGINE 10 Dirt entry into the systemmust be totally prevented as CR system uses extremely close tolerance parts Checking faults: l Connect diagnostic tool to diagnostic socket of wiring harness(16 pin) l Select the correct application l Every fault has unique Fault code l Diagnostic tool gives fault codewith faultdescription SENSOR CHECK VALUES : Components Sensors DCU Resistance Valuus IMV Non 87 (OCR control) 5.3 /-10% polarised HSD LSD Cyl 117 114 1 Injectors Non 118 121 3 180 m polarised 117 115 4 118 120 2 Warning : It is impossible to measure resistance below 1 with a traditional multimeter. Use the KELVIN method (with 4 wires) to measure the injector resistance Pin A 25 (measurement) Integrated circuit (non measurable Rail pressure sensor Pin B 26 (earth) resistance Pin C 6 (+5V supply) Pin 1 99(measurement) Integrated circuit (non measurable TMAPsensor Pin 2 108 (+5V supply) resistance Pin 3 100(earth) Diesel temperature Pin 1 109 (measurement) Function of temperature sensor Pin 2 110 (earth) Engine speed Pin 1 90 (+ single) 1090 + 15% sensor Pin 2 82 (- single) Pin 1 51 (2.5 V supply track 2) 1.25 k +/ -20% between sensor Pin 2 72 (2.5 V supply track 1) terminals 1 and 5 Pedal sensor Pin 3 53 (earth track 1) 0.9 k + / -20% between sensor Pin 4 71 (Signal track 1) terminals 2 and 4 Pin 5 70(earth track 2) Pin 6 32 (Signal track 2) Accelerometer 1 Pin 1 45 (+ single) Piezoelectric sensor Pin 2 46 (- single) Pin 1 111 (+5V supply) Cam sensor Pin 2 103 (measurement) Half effect sensor Pin 3 104(earth) Coolant temperature Pin 1 101 (measurement) Function of temperature sensor Pin 2 102 (earth) Pin 1 36 (measurement) Vehicle speed sensor Pin 2 Not connected to DCU Half effect sensor Pin 3 Not connected to DCU