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INSPECTION PROCEDURE 1. CHECK NAVIGATION RECEIVER POWER SOURCE CIRCUIT a. Refer to the NAVIGATION RECEIVER POWER SOURCE CIRCUIT . If the power source circuit is operating normally, proceed to the next step. 2. INSPECT NAVIGATION RECEIVER a. Disconnect the K18 receiver connector. Fig. 89: Identifying K18 Receiver Connector b. Measure the resistance according to the value(s) in the table below. Standard resistance NAVIGATION RECEIVER TESTER CONNECTION SPECIFIED CONDITION *1: This code may be stored if the engine is started, idled for 60 seconds and then the ignition *2: Even if no fault is present, this trouble code may be stored depending on the battery condition NOTE: Before starting troubleshooting, be sure to clear DTCs to erase codes The navigation receiver is the master unit. Be sure to clear and recheck DTCs after the inspection is completed to NOTE: Be sure to read the DESCRIPTION before performing the following procedures. Tester Connection Condition Specified Condition 5 (ATX+) - 15 (ATX-) Always 60 to 80 ohms
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra
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