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 certification ECU (smart key ECU assembly) is replaced, register the key and ECU communication ID (See page ).
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Key / Active Test.
(e) Perform the Active Test according to the display on the Techstream.
Smart Key (Certification ECU (Smart Key ECU Assembly))
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Security Indicator |
Security indicator light |
ON or OFF |
- |
OK:
The security indicator light turns on and off according to operation via the Techstream.
OK |
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
|
2. |
CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - ACCESSORY METER ASSEMBLY) |
(a) Disconnect the certification ECU (smart key ECU assembly) connector.
(b) Disconnect the accessory meter assembly connector. |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D25-2 (INDS) - F2-14 (LP) |
Always |
Below 1 Ω |
D25-2 (INDS) - Body ground |
Always |
10 kΩ or higher |
F2-14 (LP) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Certification ECU (Smart Key ECU Assembly)) |
*2 |
Front view of wire harness connector (to Accessory Meter Assembly) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (ACCESSORY METER ASSEMBLY - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK |
REPLACE ACCESSORY METER ASSEMBLY |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Dtc Check / Clear
DTC CHECK / CLEAR
1. DTC CHECK/CLEAR (USING TECHSTREAM)
(a) CHECK DTC
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch on (IG).
(3) Read the DTC by following the prompts on the Techstream screen.
HINT:
Refer to the Techstream operato ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE INTAKE VALVE
(a) Using SST and wooden blocks, compress the compression spring and
remove the valve spring retainer locks.
SST: 09202-70020
09202-00010
(b) R ...
Engine Circuit Malfunction (C1280/82)
DESCRIPTION
If a malfunction in the ECM circuit occurs, the AWD control ECU will output this
DTC.
DTC No.
DTC Detection Condition
Trouble Area
C1280/82
When the following continues for ...