Toyota RAV4 manuals

Toyota Sienna Service Manual: Horn relay

INSPECTION

1. INSPECT HORN RELAY

 INSPECT HORN RELAY

  1.  Remove the horn relay from the instrument panel J/ B.
  2.  Measure the horn relay continuity.

Standard

Standard

Horn system
PARTS LOCATION PROBLEM SYMPTOMS TABLE HORN SYSTEM ...

Low pitched horn
COMPONENTS REMOVAL 1. REMOVE FRONT BUMPER COVER ET-3 2. REMOVE LOW PITCHED HORN  Disconnect the connector.  Remove the bolt and horn. INSPECTION 1. INSPECT LOW PITCHED HORN ...

Other materials:

Diagnostic trouble code chart
HINT: If a trouble code is displayed during the DTC check, check the circuit indicated by the DTC. For details of each code, turn to the page for the respective DTC Code. in the DTC chart. Inspect the fuse and relay before investigating the trouble areas as shown in the table below. ...

System Too Lean/ System Too Rich
DTC P0171 System Too Lean (Bank 1) DTC P0172 System Too Rich (Bank 1) DTC P0174 System Too Lean (Bank 2) DTC P0175 System Too Rich (Bank 2) DESCRIPTION The fuel trim is related to the feedback compensation value, not to the basic injection time. The fuel trim consists of both the short-term ...

TC and CG Terminal Circuit
DESCRIPTION Connecting terminals TC and CG of the DLC3 causes the system to enter the self-diagnostic mode. If a malfunction is present, DTCs will be output. HINT: When a particular warning light remains blinking, a ground short in the wiring of terminal TC of the DLC3 or an internal ground ...

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