TERMINALS OF ECU
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for TMMT Made)
(a) Disconnect the air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F72-5 (IG+) - Body ground |
B - Body ground |
IG power supply |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
|||
F72-29 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
F72-1 (B) - Body ground |
V - Body ground |
Battery power supply |
Always |
11 to 14 V |
(c) Reconnect the air conditioning amplifier assembly connector.
(d) Check for pulse generation according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F72-3 (LIN1) - Body ground |
L - Body ground |
Seat heater switch signal |
Ignition switch ON |
Pulse generation |
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for TMC Made)
(a) Disconnect the air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F139-2 (IG+) - Body ground |
B - Body ground |
IG power supply |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
|||
F139-4 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
F139-1 (B) - Body ground |
V - Body ground |
Battery power supply |
Always |
11 to 14 V |
(c) Reconnect the air conditioning amplifier assembly connector.
(d) Check for pulse generation according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F139-14 (LIN1) - Body ground |
BE - Body ground |
Seat heater switch signal |
Ignition switch ON |
Pulse generation |
CHECK AIR CONDITIONING CONTROL ASSEMBLY
(a) Disconnect the air conditioning control assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F61-16 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
F61-10 (IG+) - F61-16 (GND) |
BE - W-B |
IG power supply |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
(c) Reconnect the air conditioning control assembly connector.
(d) Measure the voltage according to the value(s) in the table below.
(e) Check for pulse generation according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F61-2 (LIN1) - F61-16 (GND) |
L - W-B |
Seat heater switch signal |
Ignition switch ON |
Pulse generation |
F61-4 (RV) - F61-16 (GND) |
SB - W-B |
Seat heater switch volume signal |
Ignition switch ON, seat heater switch (for front passenger side) off |
Below 0.6 V |
Ignition switch ON, seat heater switch (for front passenger side) HI |
3.9 to 5.5 V |
|||
Ignition switch ON, seat heater switch (for front passenger side) MID |
3.4 to 4.7 V |
|||
Ignition switch ON, seat heater switch (for front passenger side) LO |
2.5 to 3.5 V |
|||
F61-11 (SW) - F61-16 (GND) |
R - W-B |
Seat heater switch volume signal |
Ignition switch ON, seat heater switch (for front passenger side) off |
Below 1 V |
Ignition switch ON, seat heater switch (for front passenger side) on |
11 to 14 V |
|||
F61-6 (RV) - F61-16 (GND) |
LG - W-B |
Seat heater switch volume signal |
Ignition switch ON, seat heater switch (for driver side) off |
Below 0.6 V |
Ignition switch ON, seat heater switch (for driver side) HI |
3.9 to 5.5 V |
|||
Ignition switch ON, seat heater switch (for driver side) MID |
3.4 to 4.7 V |
|||
Ignition switch ON, seat heater switch (for driver side) LO |
2.5 to 3.5 V |
|||
F61-12 (SW) - F61-16 (GND) |
P - W-B |
Seat heater switch volume signal |
Ignition switch ON, seat heater switch (for driver side) off |
Below 1 V |
Ignition switch ON, seat heater switch (for driver side) on |
11 to 14 V |
Toyota CH-R Owners Manual > Specifications: Fuel information
You must only use unleaded gasoline.
Select octane rating 87 (Research Octane Number 91) or higher.
Use of unleaded gasoline with an octane rating lower than 87 may result in engine
knocking. Persistent knocking can lead to engine damage.
At minimum, the gasoline you use should meet the spe ...
Toyota CH-R Service Manual > Toyota Entune System: DCM Data Signal Circuit between Navigation ECU and DCM
DESCRIPTION
This circuit is used to send and receive signals between the DCM (Telematics
Transceiver) and radio and display receiver assembly.
WIRING DIAGRAM
PROCEDURE
1.
CHECK VEHICLE TYPE
(a) Check vehicle type.
Result
Proceed to
...