DESCRIPTION
The headlight leveling ECU assembly outputs DTC information to the Techstream via this circuit.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (DLC3 - HEADLIGHT LEVELING ECU ASSEMBLY) |
(a) Disconnect the A40 headlight leveling ECU assembly connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A40-15 (PRST) - D1-7 (SIL) |
Always |
Below 1 Ω |
A40-15 (PRST) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Security Indicator Light Circuit
DESCRIPTION
The security indicator light blinks continuously due to a continuous signal received
from the certification ECU (smart key ECU assembly) while the engine immobiliser
is set.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the certifica ...
Traffic Information is not Displayed
PROCEDURE
1.
CHECK DISPLAY
(a) Check which communication is not being used for displaying traffic information.
HINT:
Display of traffic information received via HD traffic is given priority while
in an "HD Radio" ...
Freeze Frame Data
FREEZE FRAME DATA
1. CHECK FREEZE FRAME DATA
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation System / Trouble
Codes.
(e) Select a DTC to ...