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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-92 STEP 2. Measure the sensor supply voltage at manifold (1) Do not disconnect the connector B-02. (3) Measure the voltage between terminal No. 3 and ground by backprobing. • Voltage should be between 4.9 and 5.1 volts. (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 8. STEP 3. Check harness connector B-21 at PCM for Q: Is the harness connector in good condition? YES : Go to Step 4. . Then go to Step 12. AK303023 1 2 3 CONNECTOR: B-02 AB MANIFOLD INTAKE B-02 (B) HARNESS 3 2 1 AK303027 B-02 HARNESS AB AK303018 55 56 54 53 52 51 57 62 61 60 59 58 63 69 68 67 66 65 64 70 75 74 73 72 71 76 82 81 80 79 78 77 83 CONNECTOR: B-21 PCM AB HARNESS CONNECTOR: AIR CLEANER B-21 (B) |