Nissan Altima Owners Manual: Self-adjusting brakes
Your vehicle is equipped with self-adjusting brakes.
The front and rear disc-type brakes self-adjust every time the brake pedal is applied.
WARNING
See a NISSAN dealer for a brake system check if the brake pedal height does not return to normal.
Brakes
If the brakes do not operate properly, have the
brakes checked by a NISSAN dealer. ...
Brake pad wear indicators
The disc brake pads on your vehicle have audible
wear indicators. When a brake pad requires replacement,
a high pitched scraping or screeching
sound will be heard when the vehicle is in
motion. Th ...
Other materials:
B261a push-button ignition switch
Description
IPDM E/R transmits the push-button ignition switch status via CAN
communication to BCM. BCM receives
push-button ignition switch status by hardwire input. BCM compares the 2 signals
for mismatch.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B261A is displayed with DTC U1000 ...
DLC branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the data link connector for damage,
bend and loose connection
(connector side and harness side ...
Positive crankcase ventilation
Description
This system returns blow-by gas to the intake manifold.
The positive crankcase ventilation (PCV) valve is provided to conduct crankcase
blow-by gas to the intake
manifold.
During partial throttle operation of the engine, the intake manifold sucks the
blow-by gas via the PCV ...