Toyota Highlander Service Manual: Horn system
Toyota Highlander Service Manual / Communication system / Horn system
LOCATION
INSPECTION
1. INSPECT RELAY (HORN)
(a) Remove the HORN relay from the engine room J/B.
(b) Measure the HORN relay resistance.
Standard:
2. INSPECT HIGH PITCHED HORN ASSY
(a) Check operation of the horn.
Standard:
If the result is not as specified, replace the horn assy.
3. INSPECT LOW PITCHED HORN ASSY
(a) Check operation of the horn.
Standard:
If the result is not as specified, replace the horn assy.
More about Toyota Highlander:
Vehicle control system
Ignition switch
PROBLEM SYMPTOMS TABLE
Symptom
Suspected Area
Ignition switch is not set in each position
Ignition switch
Power source circuit
INSPECTION
1. INSPECT IGNITION OR STARTER SWITCH ASSY
(a) Inspect the ignition switch contin ...
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