TERMINALS OF ECU
1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
(a) Disconnect the 2F and 2C driver side junction block connectors.
(b) Disconnect the D50 and D51 main body ECU connectors.
(c) Measure the resistance and voltage according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
|
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
2F-16 (GND1) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
|
2C-30 (ALTB) - Body ground |
BR - Body ground |
Battery power supply |
Always |
11 to 14 V |
|
D50-24 (DCTY) - Body ground |
V - Body ground |
Driver door courtesy light switch signal |
Switch pushed (Door closed) |
10 kΩ or higher |
|
D50-24 (DCTY) - Body ground |
V - Body ground |
Driver door courtesy light switch signal |
Switch free (Door open) |
Below 1 Ω |
|
D51-5 (KSW) - Body ground |
L - Body ground |
Unlock warning switch signal |
No key is in ignition key cylinder |
10 kΩ or higher |
|
D51-5 (KSW) - Body ground |
L - Body ground |
Unlock warning switch signal |
Key is in ignition key cylinder |
Below 1 Ω |
If the result is not as specified, there may be a malfunction on the wire harness side.
Diagnosis System
Data List / Active TestRemoval
REMOVAL
PROCEDURE
1. REMOVE REAR SEAT HEADREST ASSEMBLY
(a) Press the headrest support button and pull up the headrest as shown
in the illustration to remove it.
2. REMOVE REAR SEAT INNER TRACK ...
Removal
REMOVAL
PROCEDURE
1. REMOVE WHEEL ASSEMBLY
2. REMOVE TIRE PRESSURE WARNING VALVE AND TRANSMITTER
(a) Remove the tire valve cap.
NOTICE:
Keep the removed tire valve cap.
(b) Remove the valve core to release the air from the tire.
NOTICE:
Make sure that ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET
HINT:
This is a method where a manifold gauge set is used to help locate the problem.
(a) Read the manifold gauge pressure when the following conditions are met:
Test ...