Toyota Corolla Cross: Terminals Of Ecu
TERMINALS OF ECU
|
*1 | Inverter with Converter Assembly |
HINT:
Since the inverter with converter assembly uses waterproof connectors, the voltage and waveforms cannot be inspected directly. Standard voltage readings and waveforms are indicated for reference only.
Inverter with Converter Assembly|
Connector code | Terminal No. |
Symbol | Terminal Description |
|---|---|---|---|
|
A187 | 1 |
IGC1 | Motor generator control ECU (MG ECU) power source |
|
2 | NE |
Crankshaft position sensor signal | |
|
3 | CALH |
CAN communication signal | |
|
4 | GND1 |
Ground | |
|
5 | CANH |
CAN communication signal | |
|
6 | CANL |
CAN communication signal | |
|
7 | RRFG |
Rear motor resolver reference signal ground | |
|
8 | RRF |
Rear motor resolver reference signal | |
|
9 | IGC2 |
Motor generator control ECU (MG ECU) power source | |
|
10 | GI |
Camshaft position sensor signal | |
|
11 | CALL |
CAN communication signal | |
|
12 | GND2 |
Ground | |
|
13 | CADH |
CAN communication signal | |
|
14 | CADL |
CAN communication signal | |
|
15 | DRN7 |
Ground for shield | |
|
16 | - |
- | |
| 17 |
- | - | |
|
18 | - |
- | |
| 19 |
DRN5 | Ground for shield | |
|
20 | DRN1 |
Ground for shield | |
|
21 | - |
- | |
| 22 |
- | - | |
|
23 | RCSG |
Rear motor resolver signal ground | |
|
24 | RCS |
Rear motor resolver signal | |
|
25 | - |
- | |
| 26 |
HSDN | MG shutdown signal | |
|
27 | DRN2 |
Ground for shield | |
|
28 | - |
- | |
| 29 |
HMCH | Communication signal | |
|
30 | HMCL |
Communication signal | |
|
31 | RSNG |
Rear motor resolver signal ground | |
|
32 | RSN |
Rear motor resolver signal | |
|
C140 | 1 |
MRF | Motor resolver reference signal |
|
2 | MRFG |
Motor resolver reference signal ground | |
|
3 | GRF |
Generator resolver reference signal | |
|
4 | GRFG |
Generator resolver reference signal ground | |
|
5 | MMT |
Motor temperature sensor | |
|
6 | DRN6 |
Ground for shield | |
|
7 | DRN3 |
Ground for shield | |
|
8 | MMTG |
Motor temperature sensor ground | |
|
9 | MSN |
Motor resolver signal | |
|
10 | MSNG |
Motor resolver signal ground | |
|
11 | TTAG |
Transmission fluid temperature sensor ground | |
|
12 | GSNG |
Generator resolver signal ground | |
|
13 | GSN |
Generator resolver signal | |
|
14 | GMTG |
Generator temperature sensor ground | |
|
15 | MCS |
Motor resolver signal | |
|
16 | MCSG |
Motor resolver signal ground | |
|
17 | TTA |
Transmission fluid temperature sensor | |
|
18 | GCSG |
Generator resolver signal ground | |
|
19 | GCS |
Generator resolver signal | |
|
20 | GMT |
Generator temperature sensor |
NOTICE:
Do not measure the voltage or waveform on the sealed side of the inverter with converter assembly connector. Doing so may damage the connector because the connector is waterproof.
READ NEXT:
Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION (a) The motor generator control ECU (MG ECU) (inverter with converter assembly) has a self-diagnosis system. If the motor generator control ECU (MG ECU), motor generator c
Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR DTC (a) Enter the following menus. Powertrain > Motor Generator > Trouble Codes
(b) Check the DTCs and freeze frame data, and then write them down.
(c) Check th
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA HINT:
The motor generator control ECU records vehicle and driving condition information as freeze frame data the moment a DTC is stored. It can be used for estim
SEE MORE:
Back door
The back door can be
locked/unlocked and
opened/closed by the following
procedures.
WARNING
Observe the following precautions.
Failure to do so may result
in death or serious injury.
■Before driving the vehicle
Before driving the vehicle, make
sure that the back door is fully
closed. If the back
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the airbag system.
*: Use the GTS.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS (a) Interview the customer and confirm the pro
