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Fig. 44: Indicator - Wiring Diagram INSPECTION PROCEDURE 1. CHECK FUSE (ECU-IG No. 1) a. Remove the ECU-IG No. 1 fuse from the main body ECU. b. Measure the resistance according to the value(s) in the table below. Standard resistance FUSE (ECU-IG No. 1) RESISTANCE SPECIFICATION NG: REPLACE FUSE OK: Go to next step 2. CHECK HARNESS AND CONNECTOR (ACCESSORY METER - BATTERY) a. Disconnect the K20 meter connector. b. Measure the voltage according to the value(s) in the table below. Standard voltage HARNESS AND CONNECTOR (ACCESSORY METER - BATTERY) VOLTAGE Tester Connection Condition Specified Condition ECU-IG No. 1 fuse Always Below 1 ohms Tester Connection Switch Condition Specified Condition K20-23 (IG) - Body ground Ignition switch ON 11 to 14 V
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Parking Assist/Monitoring - Tundra
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