Nissan Maxima Service and Repair Manual: Road test

Description

DESCRIPTION

  •  The purpose of the test is to determine the overall performance of CVT and analyze causes of problems.

  •  The road test consists of the following three parts:

    •  "Check Before Engine Is Started"TM-164.

    •  "Check at Idle"TM-165.

    •  "Cruise Test"TM-166.

  •  Before the road test, familiarize yourself with all test procedures and items to check.

  •  Perform tests for all the check items until a malfunction phenomenon is detected. Perform diagnosis for NG items after the completion of road tests.

CONSULT SETTING PROCEDURE

  •  Using CONSULT, perform a cruise test and record the result.

  •  Print the result and ensure that shifts and lock-ups take place as per Shift Schedule.

  1.  Touch "Data Monitor" in "Direct Diagnostic Mode" screen.

  2.  Touch "MAIN SIGNALS" to set recording condition.

  3.  See "Numerical Display", "Barchart Display" or "Line Graph Display".

  4.  Touch "START".

  5.  When performing cruise test. Refer to TM-166, "Cruise Test".

  6.  After finishing cruise test part, touch "RECORD".

  7.  Touch "STORE".

  8.  Touch "BACK".

  9.  Touch "DISPLAY".

  10.  Touch "PRINT".

  11.  Check the monitor data printed out.

Check before Engine Is Started

1.CHECK SHIFT POSITION INDICATOR

  1.  Park vehicle on flat surface.

  2.  Move selector lever to "P" position.

  3.  Turn ignition switch OFF. Wait at least 5 seconds.

  4.  Turn ignition switch ON. (Do not start engine.)

Check at Idle

1.CHECK STARTING THE ENGINE (PART 1)

  1.  Park vehicle on flat surface.

  2.  Move selector lever to "P" or "N" position.

  3.  Turn ignition switch OFF.

  4.  Turn ignition switch to "START" position.

2.CHECK STARTING THE ENGINE (PART 2)

  1.  Turn ignition switch ON.

  2.  Move selector lever to "D", "M", "DS" or "R" position.

  3.  Turn ignition switch to "START" position.

3.CHECK "P" POSITION FUNCTION

  1.  Move selector lever to "P" position.

  2.  Turn ignition switch OFF.

  3.  Release parking brake.

  4.  Push vehicle forward or backward.

  5.  Apply parking brake.

4.CHECK "N" POSITION FUNCTION

  1.  Start engine.

  2.  Move selector lever to "N" position.

  3.  Release parking brake.

5.CHECK SHIFT SHOCK

  1.  Apply foot brake.

  2.  Move selector lever to "R" position.

6.CHECK "R" POSITION FUNCTION

Release foot brake for several seconds.

7.CHECK "D" POSITION FUNCTION

Move selector lever to "D", "DS" and "M" position and check if vehicle creeps forward.

Cruise Test

1.CHECK VEHICLE SPEED WHEN SHIFTING GEARS (PART 1)

  1.  Drive vehicle for approximately 10 minutes to warm engine oil and CVT fluid up to operating temperature.

  2.  Park vehicle on flat surface.

  3.  Move selector lever to "P" position.

  4.  Start engine.

  5.  Move selector lever to "D" position.

  6.  Accelerate vehicle at 2/8 throttle opening and check "Vehicle Speed When Shifting Gears".

With CONSULT

  •  Read vehicle speed and engine speed. Refer to TM-194, "Vehicle Speed When Shifting Gears".

2.CHECK VEHICLE SPEED WHEN SHIFTING GEARS (PART 2)

  1.  Park vehicle on flat surface.

  2.  Move selector lever to "D" position.

  3.  Accelerate vehicle at 8/8 throttle opening and check "Vehicle Speed When Shifting Gears".

With CONSULT

  •  Read vehicle speed and engine speed. Refer to TM-194, "Vehicle Speed When Shifting Gears".

3.CHECK DS MODE FUNCTION

Move to "DS" mode from "D" position.

4.CHECK MANUAL MODE FUNCTION

Move to manual mode from "DS" position.

5.CHECK SHIFT UP FUNCTION

During manual mode driving, is upshift from M1 → M2 → M3 → M4 → M5 → M6 performed?

With CONSULT

  •  Read vehicle speed and engine speed. Refer to TM-38, "CONSULT Function".

6.CHECK SHIFT DOWN FUNCTION

During manual mode driving, is downshift from M6 → M5 → M4 → M3 → M2 → M1 performed?

With CONSULT

  •  Read vehicle speed and engine speed. Refer to TM-38, "CONSULT Function".

7.CHECK ENGINE BRAKE FUNCTION

Check engine brake.

    Line pressure test

    Removal and installation