TERMINALS OF ECU
1. CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND DRIVER SIDE JUNCTION BLOCK
(a) Remove the main body ECU (multiplex network body ECU) from the driver side junction block (See page ).
(b) Disconnect the 1D driver side junction block connector.
(c) Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
MB-11 (GND1) - Body ground |
None - Body ground |
Ground |
Always |
Below 1 Ω |
MB-31 (BECU) - Body ground |
None - Body ground |
Battery power supply |
Always |
11 to 14 V |
MB-30 (ACC) - Body ground |
None - Body ground |
ACC power supply |
Ignition switch ON(ACC) |
11 to 14 V |
MB-32 (IG) - Body ground |
None - Body ground |
Ignition switch power supply |
Ignition switch ON(IG) |
11 to 14 V |
1D-31 (KSW) - Body ground |
G - Body ground |
Unlock warning switch input |
No Key in ignition key cylinder (off) |
10 kΩ or higher |
Key inserted ignition key cylinder (on) |
Below 1 Ω |
(d) Install the main body ECU (multiplex network body ECU) to the driver side junction block (See page ).
(e) Reconnect the 1D driver side junction block connector.
(f) Measure the voltage and check for pulse according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
M6-6 (FLCY) - Body ground |
Y - Body ground |
Front door LH courtesy light switch input |
Front door LH open |
Below 1 V |
Front door LH closed |
Pulse generation |
|||
1D-31 (KSW) - Body ground |
G - Body ground |
Unlock warning switch input |
No Key in ignition key cylinder (off) |
11 to 14 V |
Key inserted ignition key cylinder (on) |
Below 1 V |
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE FRONT LICENSE PLATE BRACKET
(a) Remove the 2 screws and front license plate bracket.
2. REMOVE NO. 4 ENGINE ROOM WIRE (w/ Fog Light)
(a) Disconnect the 2 connectors.
...
ECM Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
ECM Communication Stop Mode
Either condition is met:
Communication stop for "ECM (Engine)" is indicated on the "Communication
Bus Check" screen of the ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL TRANSMISSION CASE GASKET
(a) Install 2 new transmission case gaskets to the automatic transmission case
sub-assembly.
2. INSTALL MANUAL VALVE
(a) Coat the manual valve with ATF and install it to the transmission valve body
assembly.
3. INSTALL TRANSMISSION ...