Nissan Maxima Service and Repair Manual: P0725 engine speed
Description
The engine speed signal is transmitted from ECM to TCM via CAN communication line.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION: Always drive vehicle at a safe speed.
NOTE: Immediately after performing any "DTC CONFIRMATION PROCEDURE", always turn ignition switch OFF.
Then wait at least 10 seconds before performing the next test.
1.CHECK DTC DETECTION
With CONSULT
- Turn ignition switch ON.
- Select "Data Monitor" in "TRANSMISSION".
- Start engine and maintain the following conditions for at least 10 consecutive seconds.
Diagnosis Procedure
1.CHECK DTC WITH ECM
With CONSULT
- Turn ignition switch ON.
- Perform "Self Diagnostic Results" in "ENGINE".
2.CHECK DTC WITH TCM
With CONSULT
Perform "Self Diagnostic Results" in "TRANSMISSION".
3.DETECT MALFUNCTIONING ITEMS
Check TCM connector pin terminals for damage or loose connection with harness connector.
P0720 output speed sensor
Description
The secondary speed sensor detects the revolution of the CVT output shaft and
emits a pulse signal. The
pulse signal is transmitted to the TCM, which converts it into vehicle speed.
...
P0730 incorrect gear ratio
Description
TCM selects the gear ratio using the engine load (throttle position), the
primary pulley revolution speed, and
the secondary pulley revolution speed as input signals. Then it changes ...
Other materials:
Interior room lamp control circuit
Description
Controls each interior room lamp (ground side) by PWM signal.
NOTE: PWM signal control period is
approximately 250 Hz (in the gradual brightening/dimming).
Component Function Check
CAUTION: Before performing the diagnosis,
check that the following is normal.
Battery saver ou ...
Opening the fuel-filler door
The fuel-filler door automatically unlocks when
the driver's door is unlocked.
1. Unlock the fuel-filler door using one of the
following operations.
Unlock the driver's door with the Intelligent
Key.
Push the power door lock switch to the
unlock position.
Push the door handle re ...
Sunshade motor assembly
Removal and Installation
REMOVAL
CAUTION:
Before removing sunshade motor, check that glass lid is fully
closed.
After removing sunshade motor, do not attempt to rotate
sunshade motor assembly as a single unit
Close glass lid.
Remove the headlining. Refer to INT-33, "Removal and ...
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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