Nissan Maxima Service and Repair Manual: Power steering solenoid valve
Description
Power steering solenoid valve controls the power steering oil pressure in the gear housing assembly.
Diagnosis Procedure
1.CHECK POWER STEERING SOLENOID VALVE SIGNAL
- Start engine.
- Check voltage between power steering control unit connector
M59 terminal 1 and ground
2.CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR OPEN
- Turn ignition switch OFF.
- Disconnect power steering solenoid valve connector.
- Disconnect power steering control unit connector.
- Check continuity between power steering solenoid valve connector
E14 (A) terminals 1, 2 and power steering control unit
connector M59 (B) terminal 1, 5.
3.CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR SHO
- Check continuity between power steering solenoid valve connector
E14 terminals 1, 2 and ground. - Turn ignition switch ON.
- Check voltage between power steering solenoid valve connector
E14 terminals 1, 2 and ground.
4.CHECK POWER STEERING SOLENOID VALVE
Perform power steering solenoid valve component inspection.
5.CHECK TERMINALS AND HARNESS CONNECTORS
- Check power steering control unit pin terminals for damage or loose connection with harness connector.
- Check power steering solenoid valve pin terminals for damage or loose connection with harness connector.
Component Ins
1.POWER STEERING SOLENOID VALVE RESISTANCE CHECK
- Turn ignition switch OFF.
- Disconnect power steering solenoid valve connector.
- Check resistance between power steering solenoid valve terminals
1 and 2
Check power steering solenoid valve by listening for its operation
sound
while applying battery voltage to power steering solenoid
valve terminal 1
(positive) and battery ground to terminal 2 (negative).
Power supply and ground circuit
Description
EPS system functions by ignition power supply.
Diagnosis Procedure
1.CHECK POWER SUPPLY
Turn the ignition switch OFF.
Disconnect power steering control unit connector.
Turn th ...
Engine speed signal circuit
Description
ECM sends engine speed signal to power steering control unit.
Diagnosis Procedure
1.PERFORM ECM SELF-DIAGNOSIS
With CONSULT
Perform ECM self-diagnosis.
2.CHECK HARNESS BETWEEN ECM AN ...
Other materials:
Brake fluid
Inspection
LEVEL CHECK
Make sure that a brake fluid level in reservoir tank is between
MAX
and MIN lines as shown.
Visually check around reservoir tank for fluid leakage.
If the level is excessively low, check brake system for leaks.
If brake warning lamp remains illuminated aft ...
P0778 pressure control solenoid B
Description
The secondary pressure solenoid valve regulates the oil pump discharge
pressure to suit the driving condition
in response to a signal sent from the TCM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
Immediate ...
Water outlet and water piping
Removal and Installation
Heater hose
Clamp
Water hose
Clamp
Water outlet
Gasket
Gasket
Water connector
O-ring
Water bypass pipe
Clamp
Water hose
Heater pipe
Water hose
Heater hose
Engine coolant temperature sensor
Clamp
Radiator hose (upper)
&n ...
Nissan Maxima Owners Manual
- Illustrated table of contents
- Safety-Seats, seat belts and supplemental restraint system
- Instruments and controls
- Pre-driving checks and adjustments
- Monitor, climate, audio, phone and voice recognition systems
- Starting and driving
- In case of emergency
- Appearance and care
- Do-it-yourself
- Maintenance and schedules
- Technical and consumer information
Nissan Maxima Service and Repair Manual
0.0344