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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-349 STEP 2. Check the left bank heated oxygen sensor (front). (1) Disconnect left bank heated oxygen sensor (front) connector B-25 and connect test harness special tool, (2) Measure the resistance between heated oxygen sensor connector terminal No. 1 (red clip) and terminal No. 3 (blue Standard value: 4.5 − 8.0 ohms [at 20°C (68°F)] Q: Is the measured resistance between 4.5 and 8.0 ohms [at 20 °C (68°F)]? YES : Go to Step 3. Then go to Step 12. AK303071 1 2 3 4 LEFT BANK CONNECTOR: B-25 B-25 (B) AB HARNESS AKX01624 HEATED MD998464 BLUE RED AC |