Motor Rotor Position Sensor Circuit Inspection (Traction Motor Control Module)
WARNING: This page is about a different variant/trim than selected.
NOTE: Before testing, check for DTCs. If any DTCs are indicated, troubleshoot the indicated DTCs first.
Shorted wire check (traction motor motor rotor position sensor circuit)
Turn the vehicle to the OFF (LOCK) mode.
-2. Do the 12 volt battery terminal disconnection procedure .
-3. Disconnect the following connector.
| PCU 33P connector |
Check for continuity between the following test points and body ground individually.
| Test condition | Vehicle OFF (LOCK) mode |
| PCU 33P connector: disconnected |
| Connector | Test circuit | Terminal |
|---|---|---|
| PCU 33P connector | S1M | No. 9 |
| S2M | No. 30 | |
| S3M | No. 20 | |
| S4M | No. 31 | |
| R1M | No. 8 | |
| R2M | No. 19 |
- If there is no continuity, the traction motor motor rotor position sensor circuit is not shorted. Go to step 2 (Open wire check).
- If there is continuity, go to the next step.
-5. Disconnect the following connector.
| Motor rotor position sensor 12P connector |
Check for continuity between the following test points and body ground individually.
| Test condition | Vehicle OFF (LOCK) mode |
| Motor rotor position sensor 12P connector: disconnected | |
| PCU 33P connector: disconnected |
| Connector | Test circuit | Terminal |
|---|---|---|
| PCU 33P connector | S1M | No. 9 |
| S2M | No. 30 | |
| S3M | No. 20 | |
| S4M | No. 31 | |
| R1M | No. 8 | |
| R2M | No. 19 |
- If there is no continuity, faulty traction motor motor rotor position sensor. Replace the transmission (e-CVT) assembly .
- If there is continuity, repair a short in the traction motor motor rotor position sensor circuit between the PCU and the traction motor motor rotor position sensor.
Open wire check (traction motor motor rotor position sensor circuit)
Disconnect the following connector.
| Motor rotor position sensor 12P connector |
Check for continuity between the following terminals respectively.
| Test condition | Vehicle OFF (LOCK) mode |
| PCU 33P connector: disconnected | |
| Motor rotor position sensor 12P connector: disconnected |
S1M line
| Test point 1 | PCU 33P connector No. 9 |
| Test point 2 | Motor rotor position sensor 12P connector (female terminals) No. 6: |
S2M line
| Test point 1 | PCU 33P connector No. 30 |
| Test point 2 | Motor rotor position sensor 12P connector (female terminals) No. 5: |
S3M line
| Test point 1 | PCU 33P connector No. 20 |
| Test point 2 | Motor rotor position sensor 12P connector (female terminals) No. 12: |
S4M line
| Test point 1 | PCU 33P connector No. 31 |
| Test point 2 | Motor rotor position sensor 12P connector (female terminals) No. 11: |
R1M line
| Test point 1 | PCU 33P connector No. 8 |
| Test point 2 | Motor rotor position sensor 12P connector (female terminals) No. 4: |
R2M line
| Test point 1 | PCU 33P connector No. 19 |
| Test point 2 | Motor rotor position sensor 12P connector (female terminals) No. 10: |
- If there is continuity, the traction motor motor rotor position sensor circuit is OK.
- If there is no continuity, repair an open in the traction motor motor rotor position sensor circuit between the PCU and the traction motor motor rotor position sensor.