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NG : REPLACE STOP LIGHT SWITCH ASSEMBLY . (See STOP LIGHT SWITCH ). Fig. 170: Inspecting Stop Light Switch Assembly OK : Go to next step. 3. CHECK ECM (STP AND ST1 - VOLTAGE) a. Disconnect the A24 ECM connector. b. Turn the ignition switch ON. c. Measure the voltage according to the value(s) in the table below. Standard voltage TESTER CONNECTION SPECIFIED CONDITION NG : REPAIR OR REPLACE HARNESS AND CONNECTOR Switch pin pushed 10 kohms or higher 3 - 4 Switch pin not pushed 10 kohms or higher Switch pin pushed Below 1 ohms Tester Connection Condition Specified Condition A24-35 (ST1-) - Body ground Brake pedal released 11 to 14 V Brake pedal depressed 0 to 3 V A24-36 (STP) - Body ground Brake pedal released 0 to 3 V Brake pedal depressed 11 to 14 V
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
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