Toyota RAV4 (XA40) 2013-2018 Service Manual: Transponder chip malfunction
Description
This dtc is output when: 1) during key code registration, a key malfunction occurs; 2) the key code was unable to be registered properly.
Inspection procedure
- Reregister key
- Clear the dtc (see page ei-18).
- Reregister the key code with the transponder key ecu (see page ei-5)
- Check that the engine starts with the key.
Ok: engine starts.
End
Antenna coil open / short
Description
The transponder key coil receives key code signals from the transponder chip
in the key grip. The coil
built into the transponder key amplifier amplifies the key code signals and
...
Unmatched encryption code
Description
This dtc is output when a key with an incomplete key code is inserted into
the ignition key cylinder.
Inspection procedure
Reregister key
Clear the dtc (see page ei-1 ...
Other materials:
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "suspected area" column
of the table. Check each symptom by checking the suspected
areas in the order they are listed. Replace p ...
Circuit inspection
A description of the main areas of each circuit inspection
is below.
Item
Description
description
The major role, operation of the circuit and its component parts are
explained.
Dtc no., Dtc detection condition, trouble area
Indicates the diagnostic trouble cod ...
Parts location
System diagram
The configuration of the electronic control system in the
u140f automatic transaxle is as shown in the following chart.
System description
System description
The electronic controlled automatic transaxle
(ect) is an automatic transaxle that elect ...
