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2. REMOVE CIRCUIT OPENING RELAY (C/OPN) a. Remove the engine room relay block cover. b. Remove the circuit opening relay from the engine room relay block. 3. INSPECT CIRCUIT OPENING RELAY (C/OPN) a. Measure the resistance according to the value(s) in the table below. Standard resistance STANDARD RESISTANCE SPECIFICATION If the result is not as specified, replace the relay. Fig. 396: Inspecting Circuit Opening Relay (C/OPN) 4. INSTALL CIRCUIT OPENING RELAY (C/OPN) 5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL A/F SENSOR HEATER RELAY ON-VEHICLE INSPECTION 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL OFF, wait 90 seconds or more before disconnecting the cable from Tester Connection Condition Specified Condition 3 - 5 When battery voltage is not applied to terminals 1 and 2 10 kohms or higher Below 1 ohms NOTE: Some systems need to be initialized after the cable is reconnected. (See NOTE: Some systems need to be initialized after the cable is reconnected. After the ignition switch is turned OFF, the navigation system
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra
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