TERMINALS OF ECU
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for TMMT Made)
(a) Disconnect the F72 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 |
Power source (IG) |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
|||
F72-1 (B) - Body ground |
V - Body ground |
Battery power supply |
Always |
11 to 14 V |
F72-29 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
(c) Reconnect the F72 air conditioning amplifier assembly connector.
(d) Measure the voltage according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F72-24 (FDEF) - Body ground |
W - Body ground |
Wiper deicer signal |
Ignition switch ON, windshield deicer switch on |
Below 1 V |
Ignition switch ON, windshield deicer switch off |
11 to 14 V |
|||
F72-3 (LIN1) - Body ground |
L - Body ground |
LIN communication line |
Ignition switch ON |
Pulse generation |
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for TMC Made)
(a) Disconnect the F139 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 |
Power source (IG) |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
|||
F139-1 (B) - Body ground |
V - Body ground |
Battery power supply |
Always |
11 to 14 V |
F139-4 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
(c) Reconnect the F139 air conditioning amplifier assembly connector.
(d) Measure the voltage according to the value(s) in the table below.
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F139-17 (FDEF) - Body ground |
W - Body ground |
Wiper deicer signal |
Ignition switch ON, windshield deicer switch on |
Below 1 V |
Ignition switch ON, windshield deicer switch off |
11 to 14 V |
|||
F139-14 (LIN1) - Body ground |
BE - Body ground |
LIN communication line |
Ignition switch ON |
Pulse generation |
CHECK AIR CONDITIONING CONTROL ASSEMBLY
(a) Check for pulse according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F61-2 (LIN1) - F61-16 (GND) |
L - W-B*1 BE - W-B*2 |
LIN communication line |
Ignition switch ON |
Pulse generation |
Toyota CH-R Service Manual > Vehicle Stability Control System: Open in Front Speed Sensor RH (C1330-C1467)
DESCRIPTION
Each speed sensor detects wheel speed and sends signals to the skid control ECU
(brake actuator assembly). These signals are used by the ABS.
HINT:
The output voltage values shown below are for when the vehicle wire harnesses
are connected to the skid control ECU (brake actuator a ...
Toyota CH-R Service Manual > Navigation System: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC (CHECK USING TECHSTREAM)
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG) and wait for 90 seconds.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation System / Trouble
Codes.
Body Electrical > Naviga ...