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1D1-4 M162 ENGINE COOLING DIAGNOSIS 3. Connect the special tool to the reservoir filler cap and apply 1.4 bar of pressure. SYSTEM LEAKAGE TEST Tools Required 124 589 15 21 00 Tester Test Procedure 1. Loosen the cap a little and release pressure and remove the cap. Notice For the risk of scalding, cap must not be opened unless the 2. Fill coolant up to upper edge (arrow) of reservoir. Tester 124 589 15 21 00 4. If the pressure on the tester drops, check leakage at the all coolant hoses and pipes and each connections. Replace |