Nissan Maxima Service and Repair Manual: C1114 main relay
Description
Activates or deactivates each solenoid valve according to the signals transmitted by the ABS actuator and electric unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
Check the self-diagnosis results.
Diagnosis Procedure
1.CONNECTOR INSPECTION
- Turn ignition switch OFF.
- Disconnect ABS actuator and electric unit (control unit) connector.
- Check terminals for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or replace terminals.
- Reconnect connector and perform self-diagnosis
2.CHECK SOLENOID AND ACTUATOR RELAY POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect ABS actuator and electric unit (control unit) connector.
- Check voltage between ABS actuator and electric unit (control unit) connector E26 terminal 3 and ground.
3. CHECK SOLENOID AND ACTUATOR RELAY GROUND CIRCUIT
Check continuity between ABS actuator and electric unit (control unit) connector E26 terminals 1, 4 and ground.
Component Inspection
1.CHECK ACTIVE TEST
- On "ACTIVE TEST", select "ABS MOTOR".
- Touch "On" and "Off" on screen. Make sure motor relay, actuator relay, V/R output and M/R output operate as shown in table below.
Special Repair Requirement
1.ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actuator and electric unit (control unit).
C1111 pump motor
Description
PUMP
The pump returns the brake fluid stored in the reservoir to the master
cylinder by reducing the pressure.
MOTOR
The motor drives the pump according to the signals transmitted by ...
C1115 ABS sensor [abnormal signal]
Description
When the sensor rotor rotates, the magnetic field changes. It converts the
magnetic field changes to current
signals (rectangular wave) and transmits them to the ABS actuator and elec ...
Other materials:
Diagnosis and repair workflow
Work Flow
PRECAUTIONS FOR DIAGNOSIS
If steering angle sensor, steering system parts, suspension system parts, ABS
actuator and electric unit (control
unit) or if wheel alignment has been adjusted, be sure to adjust neutral
position of steering angle sensor
before driving. Refer to BRC-6, & ...
Driving the vehicle
Continuously Variable Transmission (CVT)
WARNING
Do not depress the accelerator pedal
while shifting from P (Park) or N (Neutral)
to R (Reverse), D (Drive), or M
(Manual shift mode). Always depress
the brake pedal until shifting is completed.
Failure to do so could cause you
t ...
Audible reminders
Brake pad wear warning
The disc brake pads have audible wear warnings.
When a disc brake pad requires replacement, it
makes a high pitched scraping sound when the
vehicle is in motion, whether or not the brake
pedal is depressed. Have the brakes checked as
soon as possible if the warning sou ...
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
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