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b. Install the integration relay to the engine room relay block. c. Install the engine room relay block cover. CIRCUIT OPENING RELAY ON-VEHICLE INSPECTION 1. REMOVE CIRCUIT OPENING RELAY (C/OPN) a. Remove the circuit opening relay from the engine room relay block. Fig. 425: Identifying Circuit Opening Relay (C/OPN) Circuit With Terminals 2. INSPECT CIRCUIT OPENING RELAY a. Measure the resistance according to the value (s) in the table below. Standard Resistance RESISTANCE SPECIFIED CONDITIONS If the result is not as specified, replace the relay. 3. INSTALL CIRCUIT OPENING RELAY FUEL PUMP RELAY ON-VEHICLE INSPECTION 1. REMOVE FUEL PUMP RELAY (F/PMP) a. Remove the fuel pump relay from the engine room relay block. Tester Connection Condition Specified Condition 3 - 5 When no battery voltage Is applied to terminals 1 and 2 10 kohms or higher Below 1 ohms
2009 Toyota Tundra 2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra
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