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Fig. 21: Checking Harness And Connector (Transponder Key ECU - Transponder Key NG: REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to Next Step 6. REPLACE TRANSPONDER KEY AMPLIFIER a. Temporarily replace the transponder key amplifier with a new or normally functioning one (see REMOVAL ). 7. CHECK WHETHER ENGINE STARTS a. Check that the engine starts normally. OK: Engine starts normally. NG: REPLACE TRANSPONDER KEY ECU (see REMOVAL ) OK: END (TRANSPONDER KEY AMPLIFIER IS DEFECTIVE) DTC B2797 COMMUNICATION MALFUNCTION NO. 1
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Engine Immobilizer - Tundra
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