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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) 13A-811 STEP 2. Measure the sensor output voltage at barometric (3) Measure the voltage between terminal No. 2 and ground by backprobing. • When altitude is 0 m (0 foot), voltage should be 3.7 and 4.3 volts. • When altitude is 600 m (1,969 feet), voltage should be 3.4 and 4.0 volts. • When altitude is 1,200 m (3,937 feet), voltage should be 3.2 and 3.8 volts. • When altitude is 1,800 m (5,906 feet), voltage should be 2.9 and 3.5 volts. (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 3. AK200937 3 4 5 1 2 6 7 AB HARNESS CONNECTOR: B-48 B-48(B) AKX01520 6 7 1 2 3 4 5 AKX01520AK B-48 HARNESS CONNECTOR: HARNESS SIDE |