TERMINALS OF ECM
1. ECM
HINT:
The standard voltage between each pair of ECM terminals is shown in the table below. In the table, first follow the information under "Condition". Look under "Terminal No. (Symbol)" for the terminals to be inspected. The standard voltage between the terminals is shown under "Specified Condition".
Use the illustration above as a reference for the ECM terminals.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
E18-9 (SP2O) - E17-3 (E1) |
L - W-B |
Transmission revolution sensor (SP2) signal |
Vehicle driving |
Pulse generation |
E18-10 (SP2B) - E17-3 (E1) |
G - W-B |
Power source for sensor (fixed voltage) |
Ignition switch ON |
11 to 14 V |
E18-12 (SL) - E17-3 (E1) |
R - W-B |
Shift solenoid valve SL signal |
All gears |
11 to 14 V |
E18-15 (NSW) - E17-3 (E1) |
V - W-B |
Park/neutral position switch signal |
Ignition switch ON and shift lever in P or N |
Below 1 V |
Ignition switch ON and shift lever not in P or N |
11 to 14 V |
|||
E19-2 (SLU+) - E19-1 (SLU-) |
P - L |
Shift solenoid valve SLU signal |
2nd, 3rd, 4th, 5th or 6th gear (Flex lock-up on) |
Pulse generation |
E19-5 (SLT+) - E19-4 (SLT-) |
LG - Y |
Shift solenoid valve SLT signal |
Engine idling |
Pulse generation |
E19-7 (SL2+) - E19-6 (SL2-) |
GR - BE |
Shift solenoid valve SL2 signal |
4th, 5th or 6th gear |
Pulse generation |
E19-9 (SL1+) - E19-8 (SL1-) |
R - V |
Shift solenoid valve SL1 signal |
1st, 2nd, 3rd or 4th gear |
Pulse generation |
E19-13 (SL4+) - E19-12 (SL4-) |
SB - BE |
Shift solenoid valve SL4 signal |
3rd or 5th gear |
Pulse generation |
E19-16 (SL3+) - E19-15 (SL3-) |
B - W |
Shift solenoid valve SL3 signal |
2nd or 6th gear |
Pulse generation |
E19-17 (SFTU) - E17-3 (E1) |
SB - W-B |
Up-shift position switch signal |
Ignition switch ON and shift lever in S |
11 to 14 V |
Ignition switch ON and shift lever in "+" (Up-shift) |
Below 1 V |
|||
E19-19 (NTO) - E17-3 (E1) |
W - W-B |
Transmission revolution sensor (NT) signal |
Engine idling |
Pulse generation |
E19-20 (THO1) - E19-21 (ETHO) |
P - V |
No. 1 ATF temperature sensor signal |
No. 1 ATF temperature: 115°C (239°F) or higher |
Below 1.5 V |
E19-22 (THO2) - E19-21 (ETHO) |
L - V |
No. 2 ATF temperature sensor signal |
No. 2 ATF temperature: 115°C (239°F) or higher |
Below 1.5 V |
E19-24 (N) - E17-3 (E1) |
G - W-B |
N shift position switch signal |
Ignition switch ON and shift lever in N |
11 to 14 V |
Ignition switch ON and shift lever not in N |
Below 1 V |
|||
E19-25 (P) - E17-3 (E1) |
GR - W-B |
P shift position switch signal |
Ignition switch ON and shift lever in P |
11 to 14 V |
Ignition switch ON and shift lever not in P |
Below 1 V |
|||
E19-27 (SFTD) - E17-3 (E1) |
R - W-B |
Down-shift position switch signal |
Ignition switch ON and shift lever in S |
11 to 14 V |
Ignition switch ON and shift lever in "-" (Down-shift) |
Below 1 V |
|||
E19-29 (NTB) - E17-3 (E1) |
Y - W-B |
Power source for sensor (fixed voltage) |
Ignition switch ON |
11 to 14 V |
E19-30 (S) - E17-3 (E1) |
B - W-B |
S shift position switch signal |
Ignition switch ON and shift lever in S, "+" or "-" |
11 to 14 V |
Ignition switch ON and shift lever not in S, "+" or "-" |
Below 1 V |
|||
E20-8 (R) - E17-3 (E1) |
V - W-B |
R shift position switch signal |
Ignition switch ON and shift lever in R |
11 to 14 V |
Ignition switch ON and shift lever not in R |
Below 1 V |
|||
E20-13 (CANH) - E17-3 (E1) |
B - W-B |
CAN communication line |
Ignition switch ON |
Pulse generation |
E20-14 (CANL) - E17-3 (E1) |
W - W-B |
CAN communication line |
Ignition switch ON |
Pulse generation |
E20-18 (D) - E17-3 (E1) |
SB - W-B |
D shift position switch signal |
Ignition switch ON and shift lever in D, S, "+" or "-" |
11 to 14 V |
Ignition switch ON and shift lever not in D, S, "+" or "-" |
Below 1 V |
|||
E21-14 (PWMS) - E17-3 (E1) |
P - W-B |
Pattern select switch signal |
Ignition switch ON and pattern select switch pushed |
Below 1 V |
Ignition switch ON and pattern select switch not pushed |
11 to 14 V |
Vehicle Speed Tolerance Malfunction (C1AA2)
DESCRIPTION
The forward recognition camera receives vehicle speed tolerance signals from
the combination meter assembly. If the combination meter assembly detects a vehicle
speed tolerance malfunction signal, it informs the forward recognition camera via
CAN communication, and DTC C1AA2 is st ...
Position Initialization Incomplete (B2343)
DESCRIPTION
This DTC is stored when the sliding roof ECU (sliding roof drive gear sub-assembly)
has not been initialized.
DTC No.
DTC Detection Condition
Trouble Area
B2343
Sliding roof ECU (sliding roof drive gear sub-assembly) has no ...
Poor Sound Quality in All Modes (Low Volume)
PROCEDURE
1.
CHECK AUDIO SETTINGS
(a) Set "Treble", "Mid" and "Bass" to the initial values and check that sound
is normal.
OK:
Malfunction disappears.
HINT:
Sound quality adjustment measures vary according to the type of amplifie ...