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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-404 STEP 2. Check the left bank heated oxygen sensor (rear). B-24 and connect test harness special tool, MB991316, to (2) Measure the resistance between heated oxygen sensor connector terminal No. 1 (red clip) and terminal No. 3 (blue Standard value: 11 − 18 ohms [at 20°C (68°F)] Q: Is the measured resistance between 11 and 18 ohms [at 20 °C (68°F)]? YES : Go to Step 3. Then go to Step 12. 1 2 3 4 AK303079 HARNESS CONNECTOR: B-24 AB LEFT BANK B-24 (GR) AKX01624 AT MB991316 HEATED BLUE RED |