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ACC RELAY ON-VEHICLE INSPECTION 1 DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 2 INSPECT MAIN BODY ECU (ACC RELAY) a Measure the resistance of the ACC relay circuit 1 Measure the resistance according to the value(s) in the table below Fig. 69: Identifying Main Body ECU Connector Terminal (ACC RELAY) Standard resistance MAIN BODY ECU (ACC RELAY) If the result is not as specified, replace the main body ECU 3 CONNECT CABLE TO NEGATIVE BATTERY TERMINAL NOTE: Some systems need to be initialized after the cable is reconnected After the ignition switch is turned OFF, the navigation system Tester Connection Condition Specified Condition DD47-DD8 When battery voltage is not applied between DD45 10 kohms or higher When battery voltage is applied between DD45 and Below 1 ohms
2009 Toyota Tundra 2009 ENGINE Starting (3UR-FE) - Tundra
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