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Fig. 14: Identifying A28 Security Horn Connector Terminals NG: REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to Next Step 7. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - SECURITY HORN RELAY) a. Remove the security horn relay from the engine room relay block. b. Disconnect the J1 main body ECU connector. c. Measure the resistance according to the value(s) in the table below. Standard resistance MAIN BODY ECU - SECURITY HORN RELAY Tester Connection Condition Specified Condition Engine room relay block security horn relay terminal 2- J1 -6 (SH) Always Below 1 ohms
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Theft Deterrent - Tundra
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