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B : Go to step 20 A : Go To Next Step 18. CHECK HARNESS AND CONNECTOR (CHECK FOR SHORT) a. Turn the ignition switch off and wait for 5 minutes. b. Disconnect the D74 ECM connector. c. Measure the resistance according to the value (s) in the table below. Standard resistance STANDARD RESISTANCE SPECIFICATION Fig. 93: Identifying D74 ECM Connector NG : Go to step 19 OK : REPLACE ECM (See REMOVAL ) 19. INSPECT HEATED OXYGEN SENSOR a. Disconnect the D31 or D32 HO2 sensor connector. b. Measure the resistance according to the value (s) in the table below. Standard resistance Below 1.0 V B Tester Connection Condition Specified Condition D74-45 (HT1B) - D74-114 (OX1B) Always 10 kohms or higher D74-44 (HT2B) - D74-112 (OX2B) Always 10 kohms or higher
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra
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