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A CONDITION TESTER RESULT SUSPECTED TROUBLE AREA PROCEED TO performance deteriorates Leak detection pump circuit malfunctioning (large resistance exists in the circuit) ECM Not operating Vent valve B Text in Illustration *a Component without harness connected (Canister Pump Module) B GO TO STEP 38 14. CHECK HARNESS AND CONNECTOR (ECM - CANISTER PUMP MODULE) (a) Disconnect the ECM connector. (b) Disconnect the canister pump module connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance: TESTER CONNECTION CONDITION SPECIFIED CONDITION A24-30 (VPMP) - R12-1 (VGND) Always Below 1 Ω A24-30 (VPMP) or R12-1 (VGND) - Body ground Always 10 kΩ or higher Result RESULT SUSPECTED TROUBLE AREA PROCEED TO OK Leak detection pump performance deteriorates Leak detection pump circuit malfunctioning (large resistance exists in the circuit) ECM A NG Wire harness or connector between ECM and canister pump module B 1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: EVAP System;... |