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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) 13A-573 STEP 7. Measure the output circuit voltage at PCM (2) Disconnect hose E from the evaporative emission canister side, and plug the hose. (3) Turn the ignition switch to the "ON" position. (4) Measure the voltage between terminal 92 and ground by backprobing. • When the fuel cap is removed, the voltage should mea- sure between 2.0 and 3.0 volts. (5) Turn the ignition switch to the "LOCK" (OFF) position. pump, and reinstall the fuel cap. (7) Connect hose E to the canister. YES : Go to Step 8 . PCM 89 88 76 77 87 86 83 84 85 96 80 81 79 78 82 74 71 72 73 75 AC202312 CONNECTORS: C-91 AC C-91 (GR) C-91 HARNESS SIDE CONNECTOR AC005140 HOSE E AC AC005153 AC C-91 HARNESS CONNECTOR: |