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ON-VEHICLE SERVICE TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-889 ENGINE COOLANT TEMPERATURE SENSOR M1131003101963 Required Special Tools: • MB992042: Engine coolant temperature sensor wrench CAUTION Be careful not to touch the connector (resin section) with temperature sensor using the special tool MB992042 2. With the temperature sensing portion of engine coolant temperature sensor immersed in hot water, check the Standard value: 14 − 17 kΩ [at -20°C (-4°F)] 5.1 − 6.5 kΩ [at 0°C (32°F)] 2.1 − 2.7 kΩ [at 20°C (68°F)] 0.9 − 1.3 kΩ [at 40°C (104°F) 0.48 − 0.68 kΩ [at 60°C (140°F)] 0.26 − 0.36 kΩ [at 80°C (176°F)] 3. If resistance deviates from the standard value greatly, replace the sensor. 4. Apply 3M ™ AAD part number 8731 or equivalent to threaded portion. 5. With the special tool MB992042 (engine coolant temperature sensor wrench) tighten the engine coolant Tightening torque: 30 ± 9 N⋅m (22 ± 7 ft-lb) HEATED OXYGEN SENSOR CHECK M1131005002824 Required Special Tools: • MB991958: Scan tool (M.U.T.-III Sub Assembly) • MB991824: V.C.I. • MB991827: USB Cable • MB991910: Main Harness A • MB991316: Test Harness • MD998464: Test Harness • MB991658: Test Harness . AK503116 AC MB992042 AK700099 AK700100AB |