TERMINALS OF ECU
1. CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) Disconnect the F42 air conditioning amplifier connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F42-21 (B) - F42-14 (GND) |
V - W-B |
Battery power source |
Always |
11 to 14 V |
F42-1 (IG+) - F42-14 (GND) |
L - W-B |
Ignition power supply |
Ignition switch ON |
11 to 14 V |
F42-1 (IG+) - F42-14 (GND) |
L - W-B |
Ignition power supply |
Ignition switch off |
Below 1 V |
F42-14 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
(c) Reconnect the F42 air conditioning amplifier connectors.
(d) Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F42-40 (FDEF) - Body ground |
LG - Body ground |
Windshield deicer relay operation signal |
Ignition switch ON, outer mirror heater switch off |
11 to 14 V |
F42-40 (FDEF) - Body ground |
LG - Body ground |
Windshield deicer relay operation signal |
Ignition switch ON, outer mirror heater switch on |
Below 1 V |
F87-11 (FDF1) - Body ground |
P - Body ground |
Outer mirror heater switch indicator signal output |
Ignition switch ON, outer mirror heater switch off |
11 to 14 V |
F87-11 (FDF1) - Body ground |
P - Body ground |
Outer mirror heater switch indicator signal output |
Ignition switch ON, outer mirror heater switch on |
Below 1 V |
F87-5 (SW 1) - Body ground |
R - Body ground |
Outer mirror heater switch signal input |
Ignition switch ON, outer mirror heater switch off |
Below 1 V |
F87-5 (SW 1) - Body ground |
R - Body ground |
Outer mirror heater switch signal input |
Ignition switch ON, outer mirror heater switch on |
11 to 14 V |
Installation
INSTALLATION
PROCEDURE
1. INSTALL VOLTAGE INVERTER ASSEMBLY
(a) Install the voltage inverter with the 3 bolts.
Torque:
7.5 N·m {76 kgf·cm, 66 in·lbf}
(b) Connect the 2 connectors.
2. INSTALL DECK TRIM SIDE PANEL ASSEMBLY RH
3. INSTALL FRONT DECK ...
Seat Belt Buckle Switch LH Circuit Malfunction (B1656/38)
DESCRIPTION
The seat belt buckle switch LH circuit consists of the center airbag sensor and
front seat inner belt LH.
DTC B1656/37 is stored when a malfunction is detected in the seat belt buckle
switch LH circuit.
DTC Code
DTC Det ...