Venza AWD L4-2.7L (1AR-FE) (2009)
Horn Relay: Testing and Inspection
Horn Relay
HORN: RELAY: ON-VEHICLE INSPECTION
ON-VEHICLE INSPECTION
1. INSPECT HORN RELAY (ENGINE ROOM JUNCTION BLOCK ASSEMBLY)
(a) Remove the engine room junction block assembly from the engine room relay block See: Powertrain Management/Computers and Control
Systems/Main Relay (Computer/Fuel System)/Service and Repair/Components.
(b) Connect a positive (+) lead from the battery to terminal 1A-1.
(c) Connect a negative (-) lead from the battery to terminal 1F-7.
(d) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Text in Illustration
If the result is not as specified, replace the engine room junction block assembly.