EI ENGINE IMMOBILISER

ENGINE IMMOBILISER - ENGINE IMMOBILISER SYSTEMEI–8(1) WaveformTester ConnectionTool SettingMeasurement ConditionSIO2 ←→ GND2 V/DIV, 20 msec/DIVIgnition switch OFF → ONB103170STEERING COLUMN UPPERWITH SWITCH BRACKET ASSEMBLY2. STEERING COLUMN UPPER WITH SWITCH BRACKET ASSEM-BLY(a) Check the immobiliser system.(1) Disconnect the steering column upper with switch bracketassembly connector.(2) Measure the continuity between connecter terminals usinga tester.Standard:EIB143211J01Terminal No. (Terminal Symbols) Measurement Condition Standard1(COL+) ←→ 2(COL-) Always ContinuityHINT:If the result is not as specified, the steering column upperwith switch bracket assembly may be malfunctioning.(3) Using the tester, measure the voltage between terminals ofthe connector on the vehicle side.Standard:Terminal No. (Terminal Symbols) Measurement Condition Standard4(+) ←→ The body ground Key is inserted in the ignition knob → Key is not inserted 10 to 14 V → 1 V or lessHINT:If the result is not as specified, the wire harness on thevehicle side may be malfunctioning.3. ENGINE CONTROL COMPUTER (ENGINE ECU)(a) Check the immobiliser system.Connector AEngine Control ComputerConnector B Connector C Connector D76543217654321654321765432117 16 15 14 13 12 1110 9819 18 17 16 15 14 1312 11 109816 15 14 13 12 11 1098717 16 15 14 13 12 11 109827 26 25 24 23 22 21 20 191827 2625 2423 22 21 2027 26 25 24 23 22 21 20 19 18 1725 2423 22 21 20 19 1834 3332 31 30 292835 3433 3231 30 29 2835 34 33 32 3130 29 2831 3029 2827 26B141848J01