Nissan Ariya: Ecu Diagnosis Information. Power Steering Control Module
DTC Index
| DTC | Items | Power steering warning lamp | Reference |
|---|---|---|---|
| C1601-16 | Battery voltage |
ON*1 OFF*2 |
DTC Description. |
| C1601-17 | Battery voltage |
ON*1 OFF*2 |
DTC Description. |
| C1604-96 | TORQUE SENSOR | ON | DTC Description. |
| C1608-43 | Control unit | OFF | DTC Description . |
| C1608-46 | Control unit | ON | DTC Description. |
| C1608-49 | Control unit | ON | DTC Description. |
| C1608-52 | Control unit | OFF | DTC Description . |
| C1608-54 | Control unit | ON | DTC Description . |
| C1615-4B | Control unit over heat | OFF | DTC Description . |
| C161A-82 | Anti-lock braking system | OFF | DTC Description. |
| C161A-83 | Anti-lock braking system | OFF | DTC Description . |
| C161A-86 | Anti-lock braking system | OFF | DTC Description . |
| C161B-82 | Anti-lock braking system | OFF | DTC Description . |
| C161B-83 | Anti-lock braking system | OFF | DTC Description. |
| C161B-86 | Anti-lock braking system | OFF | DTC Description. |
| C161C-82 | Steering angle sensor system | OFF | DTC Description. |
| C161C-83 | Steering angle sensor system | OFF | DTC Description. |
| C161C-86 | Steering angle sensor system | OFF | DTC Description. |
| C161E-82 | Anti-lock braking system | OFF | DTC Description. |
| C161E-83 | Anti-lock braking system | OFF | DTC Description. |
| C161E-86 | Anti-lock braking system | OFF | DTC Description. |
| C161F-86 | AV system | OFF | DTC Description. |
| C1620-82 | Chassis control system | OFF | DTC Description. |
| C1620-83 | Chassis control system | OFF | DTC Description. |
| C1621-86 | Body control module system | OFF | DTC Description. |
| C1622-86 | Body control module system | OFF | DTC Description. |
| C1623-86 | Engine control module system | OFF | DTC Description. |
| C1624-00 | Signal connector |
ON*1 OFF*2 |
DTC Description. |
| C162A-87 | Advanced Driver Assistance System | OFF | DTC Description. |
| C1632-86 | VDC system | OFF | DTC Description. |
| C1633-86 | Nissan Ariya Vehicle dynamics control system | OFF | DTC Description. |
| C1634-86 | Steering angle sensor system | OFF | DTC Description. |
| C1636-87 | AV system | OFF | DTC Description. |
| C163A-64 | Advanced Driver Assistance System | OFF | DTC Description. |
| C163A-82 | Advanced Driver Assistance System | OFF | DTC Description. |
| C163A-83 | Advanced Driver Assistance System | OFF | DTC Description. |
| C163A-86 | Advanced Driver Assistance System | OFF | DTC Description. |
| C163D-86 | Advanced Driver Assistance System | OFF | DTC Description. |
| C163E-86 | ADAS system | OFF | DTC Description. |
| U0076-00 | Control module communication Bus D Off | OFF | DTC Description. |
| U1321-55 | Configuration data error | ON | DTC Description. |
| U2140-87 | Controller area network communication error (Engine control module) | OFF | DTC Description. |
| U2148-87 | CAN communication error brake control unit | OFF | DTC Description. |
| U214F-87 | CAN communication error (BCM) | OFF | DTC Description. |
| U2152-87 | CAN communication error advanced driver assistant systems control unit | OFF | DTC Description. |
| U2154-87 | CAN communication error multimedia interface unit | OFF | DTC Description. |
| U2156-87 | CAN communication error steering angel sensor | OFF | DTC Description. |
| U215B-87 | CAN communication error (IPDM E/R) | OFF | DTC Description. |
| U2176-87 | CAN communication error (chassis control module/steering angle sensor) | OFF | DTC Description. |
NOTE:
If some DTCs are displayed at the same time, refer to DTC Inspection Priority Chart.
Physical Values
PHYSICAL VALUES
|
Terminal No. (Wire Color) | Description | Condition | Value | |||
|---|---|---|---|---|---|---|
| + | − | Signal name | Input/Output | |||
|
1 (G) |
— | CAN-L | Input/Output | — | — | |
|
2 (GR) |
— | CAN-H | Input/Output | — | — | |
|
4 (Y) |
Ground | ACC POWER SUPPLY | Input | switch: ON | 10.5 – 16 V | |
| switch: OFF | Approx. 0 V | |||||
|
7 (R) |
Ground | 12V battery power supply | Input | Always | 10.5 – 16 V | |
|
8 (B) |
Ground | Ground | — | Always | Approx. 0 V | |
|
Terminal No. (Wire Color) | Description | Condition | Value | |||
|---|---|---|---|---|---|---|
| + | − | Signal name | Input/Output | |||
|
1 (R) |
— | 12V battery power supply | Input | Always | 10.5 – 16 V | |
|
2 (B) |
Ground | Ground | — | Always | Approx. 0 V | |
|
3 (R) |
Ground | 12V battery power supply | Input | Always | 10.5 – 16 V | |
|
4 (B) |
Ground | Ground | — | Always | Approx. 0 V | |
|
5 (G) |
— | CAN-L | Input/Output | — | — | |
|
6 (GR) |
— | CAN-H | Input/Output | - | — | |
|
8 (Y) |
Ground | ACC POWER SUPPLY | Input | switch: ON | 10.5 – 16 V | |
| switch: OFF | Approx. 0 V | |||||
|
11 (v) |
— | CAN-L | Input/Output | — | — | |
|
12 (GR) |
— | CAN-H | Input/Output | — | — | |
Values On The Diagnosis Tool
NOTE:
The following table includes information (items) inapplicable to this Nissan Ariya vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.
| Monitor item | Condition | Display value | |
|---|---|---|---|
| Steering torque | Nissan Ariya Vehicle to READY | Not steering | Approx. 0 Nm |
| Right turn | Negative value (Nm) | ||
| Left turn | Positive value (Nm) | ||
| Demanded motor current | Nissan Ariya Vehicle to READY | Not steering | 0.5 A or less |
| Right or left turn | 100 A or less | ||
| Assist level | Nissan Ariya Vehicle to READY | 99%*1 | |
| Nissan Ariya Vehicle speed for control | Vehicle stopped | Approx. 0 kph | |
| While driving |
indication on speedometer*2 (inside of ±10%) |
||
| Electric power steering warning | Nissan Ariya Vehicle to READY | EPS system: Normal | No error |
| EPS system: Not used | Error 1 | ||
| EPS system: Malfunction | Error 2 | ||
| Demanded assistance torque | Nissan Ariya Vehicle to READY | Not steering | Approx. 0 Nm |
| Right turn | Negative value (Nm) | ||
| Left turn | Positive value (Nm) | ||
| Measured motor current | Nissan Ariya Vehicle to READY | Not steering | Approx. 0 A |
| Right or left turn | Displays consumption current of EPS motor | ||
| ECU temperature | Auto ACC ON or Nissan Ariya vehicle to READY | Displays temperature of power steering control module | |
| Battery voltage | Auto ACC ON | 10.5 - 16 V | |
| Rack end learning status (Right) | Auto ACC ON | RES (steering turning angle) learning completed | Complete |
| RES (steering turning angle) learning | Incomplete | ||
| Rack end learning status (Left) | Auto ACC ON | RES (steering turning angle) learning completed | Complete |
| RES (steering turning angle) learning | Incomplete | ||
| Nissan Ariya Vehicle speed | Vehicle stopped | Approx. 0 kph | |
| While driving |
indication on speedometer*2 (inside of ±10%) |
||
| Engine status | Nissan Ariya Vehicle to READY | Traction motor: Stopping | Stop |
| Traction motor: Waiting for drive | Reserved | ||
| Traction motor: Driving | Running | ||
| Traction motor: Starting | Stating | ||
| Parking assist status | Nissan Ariya Vehicle to READY | Parking assist: Inactive | Inactive |
| Parking assist: Active | Active | ||
| Lane keep assist status | Nissan Ariya Vehicle to READY | LDW/LDP: Inactive | Inactive |
| LDW/LDP: Active | Active | ||
| ProPILOT status | Nissan Ariya Vehicle to READY | ProPILOT: Inactive | Inactive |
| ProPILOT: Active | Active | ||
*1: Normally displays 99%. In case of an excessive stationary steering, the assist curvature gradually falls. However, it returns to 99% when left standing.
*2: It is not a malfunction, though it might not be corresponding just after power switch ON.
Fail-safe
Refer to Fail- Safe .
Protection Function
Protection Function .
DTC Inspection Priority Chart
| Priority | DTC |
|---|---|
| 1 |
|
| 2 |
|
| 3 |
|
| 4 |
|
| 5 |
|
Nissan Ariya (FE0) 2023-2025 Service & Repair Manual
Actual pages
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