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.
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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
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DESCRIPTION
for Gasoline Model:
Forward recognition camera receives Powertrain Information from ECM
via CAN communication line.
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based on Powertrain Information sent from ECM, the forward recognition camer
Replacement
REPLACEMENT
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration)
that must be performed after parts are removed and installed, or replaced during
the transfer case oil seal removal/installation are shown below.
Necessary Procedures After
