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TROUBLESHOOTING DIESEL FUEL 13A-28 YES : Replace the engine-ECU. When the engine- ECU is replaced, write the chassis number − Precautions Before Service − How to Perform Chassis Number Writing ). After replacing the engine-ECU, − Precautions Before Service − What The Common Rail Engine Learns ). After − Emission Control − Diesel Particulate Filter (DPF) System − Forcible DPF Regeneration ). NO : Intermittent malfunction (Refer to GROUP − How to Use Troubleshooting/ Inspection Service Points − How to Cope with Intermittent Malfunctions ). Code No. P0004: Suction Control Valve Battery Short <Euro5> OPERATION • The voltage is applied from the engine-ECU (ter- minal No. 131) to the suction control valve (termi- ECU. • The voltage is earthed to the engine-ECU (termi- nal No. 146) from the suction control valve (termi- AKA00106 1 2 101 102 103104 105 106107 108109 110 111112 113 114115 118119 120 121122 123124 125126127 128 129130 131132 133 134135 136137 138139140 141142 143 146147 148 149150 151152 153154155 156 157158 117 145 116 144 Suction Control Valve Circuit Suction A-47 (MU802768) C-103 SB P 2 146 131 1 Engine-ECU Wire colour code AB |