HYBRID VEHICLE CONTROL ECU ASSEMBLY
| Terminal No.
(Symbol) |
Terminal Description | Condition | Specified Condition |
|---|---|---|---|
| A30-2 (SMRB) - A31-10 (E01) | System main relay operation signal | Power switch on (IG) → Power switch on (READY) | Pulse generation
(Waveform 3) |
| A30-4 (ST2) - A30-15 (E1) | Starter signal | Power switch on (IG) | 0 to 1.5 V |
| A30-5 (SFTD) - A30-15 (E1) | Transmission control | Power switch on (IG), shift lever in S | 11 to 14 V |
| Power switch on (IG), shift lever in (-) | 0 to 1.5 V | ||
| A30-6 (INDD) - A30-15 (E1) | Shift position indicator signal | Power switch on (IG), shift lever in D | 0 to 3.2 V |
| Power switch on (IG), shift lever not in D | 11 to 14 V | ||
| A30-7 (+B1) - A30-15 (E1) | Power source | Power switch on (IG) | 11 to 14 V |
| A30-8 (+B2) - A30-15 (E1) | Power source | Power switch on (IG) | 11 to 14 V |
| A30-9 (CA1H) - A30-15 (E1) | CAN communication signal | Power switch on (IG) | Pulse generation
(Waveform 4) |
| A30-10 (CA4H) - A30-15 (E1) | CAN communication signal | Power switch on (IG) | Pulse generation
(Waveform 6) |
| A30-11 (CA3N) - A30-15 (E1) | CAN communication signal | Power switch on (IG) | Pulse generation
(Waveform 5) |
| A30-12 (PLKC) - A30-15 (E1) | Shift lock release request signal | Power switch on (READY), brake pedal depressed | 11 to 14 V |
| Power switch on (READY), brake pedal released | 0 to 1.5 V | ||
| A30-13 (BATT) - A30-15 (E1) | Constant power source | Power switch on (IG) | 11 to 14 V |
| Power switch on (READY) | 11 to 15.5 V | ||
| A30-16 (SMRP) - A31-10 (E01) | System main relay operation signal | Power switch on (IG) → Power switch on (READY) | Pulse generation
(Waveform 3) |
| A30-17 (SFTU) - A30-15 (E1) | Transmission control | Power switch on (IG), shift lever in S | 11 to 14 V |
| Power switch on (IG), shift lever in (+) | 0 to 1.5 V | ||
| A30-18 (INDR) - A30-15 (E1) | Shift position indicator signal | Power switch on (IG), shift lever in R | 0 to 3.2 V |
| Power switch on (IG), shift lever not in R | 11 to 14 V | ||
| A30-19 (INDP) - A30-15 (E1) | Shift position indicator signal | Power switch on (IG), shift lever in P | 0 to 3.2 V |
| Power switch on (IG), shift lever not in P | 11 to 14 V | ||
| A30-20 (INDM) - A30-15 (E1) | Shift position indicator signal | Power switch on (IG), shift lever in S | 0 to 3.2 V |
| Power switch on (IG), shift lever not in S | 11 to 14 V | ||
| A30-21 (INDN) - A30-15 (E1) | Shift position indicator signal | Power switch on (IG), shift lever in N | 0 to 3.2 V |
| Power switch on (IG), shift lever not in N | 11 to 14 V | ||
| A30-22 (CA1L) - A30-15 (E1) | CAN communication signal | Power switch on (IG) | Pulse generation
(Waveform 4) |
| A30-23 (CA4L) - A30-15 (E1) | CAN communication signal | Power switch on (IG) | Pulse generation
(Waveform 6) |
| A30-24 (CA3P) - A30-15 (E1) | CAN communication signal | Power switch on (IG) | Pulse generation
(Waveform 5) |
| A30-26 (IGP) - A30-15 (E1) | Power source | Power switch on (IG) | 11 to 14 V |
| A30-27 (SMRG) - A31-10 (E01) | System main relay operation signal | Power switch on (IG) → Power switch on (READY) | Pulse generation
(Waveform 3) |
| A30-31 (M) - A30-15 (E1) | Transmission control | Power switch on (IG), shift lever in S | 11 to 14 V |
| Power switch on (IG), shift lever in S | 0 to 1.5 V | ||
| A30-32 (ILK) - A30-15 (E1) | Interlock switch | Power switch on (IG), service plug grip installed correctly | 0 to 1.5 V |
| Power switch on (IG), service plug grip not installed | 11 to 14 V | ||
| A30-33 (EVSW) - A30-15 (E1) | EV mode switch (integration control and panel assembly) signal | Power switch on (IG), EV mode switch (integration control and panel assembly) not operated | 11 to 14 V |
| Power switch on (IG), EV mode switch (integration control and panel assembly) being pushed and held | 0 to 1.5 V | ||
| A30-37 (SPRT) - A30-15 (E1) | SPORT mode switch (integration control and panel assembly) signal | Power switch on (IG), SPORT mode switch (integration control and panel assembly) not turned | 11 to 14 V |
| Power switch on (IG), SPORT mode switch (integration control and panel assembly) being turned and held | 0 to 1.5 V | ||
| A30-38 (NORM) - A30-15 (E1) | NORMAL mode switch (integration control and panel assembly) signal | Power switch on (IG), NORMAL mode switch (integration control and panel assembly) not operated | 11 to 14 V |
| Power switch on (IG), NORMAL mode switch (integration control and panel assembly) being pushed and held: | 0 to 1.5 V | ||
| A30-43 (IGB) - A30-15 (E1) | Power source | Power switch on (IG) | 11 to 14 V |
| A30-47 (MREL) - A30-15 (E1) | Main relay | Power switch on (IG) | 11 to 14 V |
| A30-49 (BL) - A30-15 (E1) | Back-up light relay | Power switch on (IG), shift lever in R | 11 to 14 V |
| A30-51 (ALSD) - A30-15 (E1) | TRAIL mode switch (integration control and panel assembly) signal | Power switch on (IG), TRAIL mode switch (integration control and panel assembly) not operated | 11 to 14 V |
| Power switch on (IG), TRAIL mode switch (integration control and panel assembly) being pushed and held | 0 to 1.5 V | ||
| A30-54 (RMT) - A30-53 (RMTG) | Rear motor temperature sensor | Power switch on (IG), temperature 25°C (77°F) | 3.6 to 4.6 V |
| Power switch on (IG), temperature 60°C (140°F) | 2.2 to 3.2 V | ||
| A31-2 (HMCL) - A30-15 (E1) | Communication signal | Power switch on (IG) | Pulse generation
(Waveform 2) |
| A31-5 (ST1-) - A30-15 (E1) | Stop light switch signal | Power switch on (IG), brake pedal depressed | 0 to 1.5 V |
| Power switch on (IG), brake pedal released | 11 to 14 V | ||
| A31-6 (STP) - A30-15 (E1) | Stop light switch | Brake pedal depressed | 11 to 14 V |
| Brake pedal released | 0 to 1.5 V | ||
| A31-7 (DB1) - A30-15 (E1) | Shift lever position signal | Power switch on (IG), shift lever in D or S | 7.5 to 14 V |
| Power switch on (IG), shift lever not in D or S | 0 to 1.5 V | ||
| A31-8 (R) - A30-15 (E1) | Shift lever position signal | Power switch on (IG), shift lever in R | 7.5 to 14 V |
| Power switch on (IG), shift lever not in R | 0 to 1.5 V | ||
| A31-9 (HSDN) - A30-15 (E1) | MG ECU shutdown signal | Power switch on (READY) | 0 to 1.5 V |
| A31-13 (HMCH) - A30-15 (E1) | CAN Communication signal | Power switch on (IG) | Pulse generation
(Waveform 2) |
| A31-14 (PSFT) - A30-15 (E1) | Shift lever position sensor power source | Power switch on (ACC) | 7.5 to 14 V |
| A31-18 (DB2) - A30-15 (E1) | Shift lever position signal | Power switch on (IG), shift lever in D or S | 7.5 to 14 V |
| Power switch on (IG), shift lever not in D or S | 0 to 1.5 V | ||
| A31-20 (PR) - A30-15 (E1) | Shift lever position signal | Power switch on (IG), shift lever in P or R | 7.5 to 14 V |
| Power switch on (IG), shift lever not in P or R | 0 to 1.5 V | ||
| A31-21 (P) - A30-15 (E1) | Shift lever position signal | Power switch on (IG), shift lever in P | 7.5 to 14 V |
| Power switch on (IG), shift lever not in P | 0 to 1.5 V | ||
| A31-26 (VCP2) - A31-25 (EPA2) | Accelerator pedal (with sensor) rod assembly power source (for VPA2) | Power switch on (IG) | 4.5 to 5.5 V |
| A31-28 (LIN3) - A30-15 (E1) | LIN communication signal
(A/C inverter, auxiliary battery) |
Power switch on (READY) | Pulse generation |
| A31-29 (N) - A30-15 (E1) | Shift lever position signal | Power switch on (IG), shift lever in N | 7.5 to 14 V |
| Power switch on (IG), shift lever not in N | 7.5 to 14 V | ||
| A31-30 (PNB) - A30-15 (E1) | Shift lever position signal | Power switch on (IG), shift lever in P or N | 7.5 to 14 V |
| A31-31 (IWP) - A30-15 (E1) | Inverter water pump assembly signal | Power switch on (READY) | Pulse generation
(Waveform 1) |
| A31-32 (NIWP) - A30-15 (E1) | Inverter water pump assembly signal | Power switch on (READY) | Pulse generation
(Waveform 1) |
| A31-33 (IGR) - A30-15 (E1) | Power source | Power switch on (IG) | 11 to 14 V |
| A31-36 (VPA) - A31-37 (EPA) | Accelerator pedal (with sensor) rod assembly (for accelerator pedal position detection) | Power switch on (IG), accelerator pedal released | 0.4 to 1.4 V |
| Power switch on (IG), engine stopped, shift lever in P, accelerator pedal fully depressed | 2.6 to 4.5 V | ||
| A31-38 (VCPA) - A31-37 (EPA) | Accelerator pedal (with sensor) rod assembly power source (for VPA) | Power switch on (IG) | 4.5 to 5.5 V |
| A31-39 (VPA2) - A31-25 (EPA2) | Accelerator pedal (with sensor) rod assembly (for accelerator pedal sensor malfunction detection) | Power switch on (IG), accelerator pedal released | 1.0 to 2.2 V |
| Power switch on (IG), engine stopped, shift lever in P, accelerator pedal fully depressed | 3.4 to 5.3 V | ||
| A31-41 (TTA) - A31-42 (ETTA) | Transmission fluid temperature sensor | Power switch on (IG), temperature 25°C (77°F) | 3.6 to 4.6 V |
| Power switch on (IG), temperature 60°C (140°F) | 2.2 to 3.2 V | ||
| A31-43 (MMT) - A31-44 (MMTG) | Motor temperature sensor | Power switch on (IG), temperature 25°C (77°F) | 3.6 to 4.6 V |
| Power switch on (IG), temperature 60°C (140°F) | 2.2 to 3.2 V | ||
| A31-45 (GMT) - A31-46 (GMTG) | Generator temperature sensor | Power switch on (IG), temperature 25°C (77°F) | 3.6 to 4.6 V |
| Power switch on (IG), temperature 60°C (140°F) | 2.2 to 3.2 V |
Oscilloscope waveforms
Oscilloscope waveform samples are provided here for informational purposes. Noise and fluttering waveforms have been omitted.
Waveform 1 (Inverter water pump assembly signal)
| Item | Content |
|---|---|
| Terminal | CH1: A31-31 (IWP) - A30-15 (E1)
CH2: A31-32 (NIWP) - A30-15 (E1) |
| Equipment Setting | 5 V/DIV., 20 ms./DIV. |
| Condition | Power switch on (READY) |
The duty of the IWP signal and the frequency of the NIWP signal change according to the coolant (for inverter) temperature.
Waveform 2 (MG ECU communication request signal)
| Item | Content |
|---|---|
| Terminal | CH1: A31-13 (HMCH) - A30-15 (E1)
CH2: A31-2 (HMCL) - A30-15 (E1) |
| Equipment Setting | 1 V/DIV., 50 μs./DIV. |
| Condition | Power switch on (IG) |
The waveform will vary depending on the content of the digital communication (digital signal).
Waveform 3 (System main relay operation signal)
| Item | Content |
|---|---|
| Terminal | CH1: A30-16 (SMRP) - A31-10 (E01)
CH2: A31-16 (SMRB) - A31-10 (E01) CH3: A30-27 (SMRG) - A31-10 (E01) |
| Equipment Setting | 10 V/DIV., 200 ms./DIV. |
| Condition | Power switch on (IG) → Power switch on (READY) |
Waveform 4 (CAN communication signal)
| Item | Content |
|---|---|
| Terminal | CH1: A30-9 (CA1H) - A30-15 (E1)
CH2: A30-22 (CA1L) - A30-15 (E1) |
| Equipment Setting | 1 V/DIV., 50 μs./DIV. |
| Condition | Power switch on (IG) |
The waveform will vary depending on the content of the digital communication (digital signal).
Waveform 5 (CAN communication signal)
| Item | Content |
|---|---|
| Terminal | CH1: A30-24 (CA3P) - A30-15 (E1)
CH2: A30-11 (CA3N) - A30-15 (E1) |
| Equipment Setting | 1 V/DIV., 50 μs./DIV. |
| Condition | Power switch on (IG) |
The waveform will vary depending on the content of the digital communication (digital signal).
Waveform 6 (CAN communication signal)
| Item | Content |
|---|---|
| Terminal | CH1: A30-10 (CA4H) - A30-15 (E1)
CH2: A30-23 (CA4L) - A30-15 (E1) |
| Equipment Setting | 1 V/DIV., 50 μs./DIV. |
| Condition | Power switch on (IG) |
The waveform will vary depending on the content of the digital communication (digital signal).