Power Steering Control Unit
Power steering control unit is located behind right side of instrument panel. Using an analog voltmeter, check voltage of power steering control unit between indicated terminal and ground. See POWER STEERING CONTROL UNIT VOLTAGE table. See Fig 1
.
POWER STEERING CONTROL UNIT VOLTAGE
| Terminal |
Volts |
| No. 1 |
| Power Circuit (Ignition On) |
12 |
| No. 2 |
| Ground Circuit |
Zero |
| No. 3 |
| Vehicle Speed Sensor Input |
| Slow Speeds |
Alternate Between 1-5 |
| No. 4 |
| Brakelight Switch Input |
| Pedal Depressed |
12 |
| Pedal Released |
Zero |
| No. 5 |
| Neutral Switch Input |
| Shift Lever Positions |
| "N" (M/T) Or "P" (A/T) |
Zero |
| All Others |
4-5 |
| No. 6. |
| Parking Brake Switch Input |
| Brake Applied |
Zero |
| Brake Released |
12 |
| No. 7 |
| P/S Solenoid Valve Output |
| Vehicle Speed |
| Zero MPH |
4.4-6.6 |
| 62 MPH |
1.8-2.8 |
| Fail-Safe Mode |
1-1.5 |
| No. 8 |
| Ground Circuit |
Zero |
Courtesy of NISSAN MOTOR CO., U.S.A.