Nissan Altima (L33) 2013-2018 Owners Manual: Tachometer
The tachometer indicates engine speed in revolutions per minute (rpm). Do not rev engine into the red zone 1 .
CAUTION
When engine speed approaches the red zone, shift to a higher gear or reduce engine speed. Operating the engine in the red zone may cause serious engine damage.
Speedometer and odometer
Speedometer
The speedometer indicates vehicle speed.
Odometer/Twin trip odometer
The odometer 1 and the twin trip odometer 2
are displayed below the Vehicle Information Display
when the ignit ...
Engine coolant temperature gauge
The gauge indicates the engine coolant temperature.
The engine coolant temperature is within the
normal range 1 when the gauge needle points
within the zone shown in the illustration.
The en ...
Other materials:
P1715 input speed sensor (primary
speed sensor)
Description
ECM receives primary speed sensor signal from TCM through CAN communication
line. ECM uses this signal
for engine control.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC P1715 is displayed with DTC UXXXX, first perform the trouble diagnosis
for DTC UXXXX.
• If DTC P1715 is ...
Engine control system
System Diagram
System Description
ECM performs various controls such as fuel injection control and ignition
timing control.
Component Parts Location
1. Intake valve timing control solenoid
valve
2. Ignition coil (with power transistor)
and spark plug
3. Knock sensor,
Crankshaft posi ...
Microphone
Diagnosis Procedure
1.CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)
Check voltage between microphone harness connector and ground.
Is proper voltage present?
YES >> GO TO 4
NO >> GO TO 2
2.CHECK POWER SUPPLY CIRCUIT (CONTINUITY)
1. Turn ignition switch OFF.
2. Disconnect mic ...
