Toyota RAV4 (XA40) 2013-2018 Service Manual: Back-up light circuit
Description
The park / neutral position switch turns on when the shift lever is moved into the r position, causing the back-up lights to illuminate.
Wiring diagram
Inspection procedure
- Inspect fuse (gauge1)
- Remove the gauge1 fuse from the instrument panel junction block.
- Measure the resistance of the fuse.
Standard resistance:
below 1
- Inspect back-up light
- Remove the rear combination light.
- Connect the positive (+) lead from the battery to terminal 6 and the negative (-) lead to terminal 1, then check that the light comes on.
Ok: light comes on.
- Inspect park / neutral position switch
- Disconnect the b26 park / neutral position switch connector.
- Measure the resistance of the switch.
Standard resistance
- check wire harness (park / neutral position switch - battery)
- Disconnect the b26 park / neutral position switch connector.
- Measure the voltage of the wire harness side connector.
Standard voltage
- Check wire harness (park / neutral position switch - back-up light)
- Disconnect the b26 park / neutral position switch connector.
- Disconnect the k12 and k14 rear combination light assembly connectors
- Measure the resistance of the wire harness side connectors.
Standard resistance
Repair or replace harness and connector (back-up light - body ground)
Hazard warning switch circuit
Description
When the hazard warning signal switch is turned on, the turn signal flasher
relay (marking: flsh) in the
main body ecu turns on to flash the hazard warning signal lights.
Wiring diagr ...
Light control switch circuit
Description
This circuit detects the state of the headlight dimmer switch.
Wiring diagram
Inspection procedure
Read value of intelligent tester (main body ecu)
Connect the intelligent ...
Other materials:
Check mode procedure
Description
Check mode has a higher sensitivity to malfunctions
and can detect malfunctions that normal mode
cannot detect. Check mode can also detect all the
malfunctions that normal mode can detect. In check
mode, dtcs are detected with 1 trip detection logic.
Check mode pro ...
Problem symptoms table (2005/11-2006/01)
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 ...
How to use this manual
General information
General description
This manual is written in accordance with sae
j2008.
Diagnosis
Removing / installing, replacing, disassembling
/ reassembling, checking and adjusting
Final inspection
The following procedures are omitted from this
manual. Howeve ...
