Nissan Frontier. Manual — part 1267
ROAD TEST
TM-279
< PERIODIC MAINTENANCE >
[5AT: RE5R05A]
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ROAD TEST
Description
INFOID:0000000009480671
ROAD TEST
• The road test inspects overall performance of the A/T and analyzes possible malfunction causes.
• The road test is carried out in the following three stages.
1. Check before engine is started. Refer to
2. Check at idle. Refer to
3. Cruise test
• Inspect all the items from Part 1 to Part 3. Refer to
,
,
• Before beginning the road test, check the test procedure and inspection items.
• Test all inspection items until the symptom is uncovered. Diagnose NG items when all road tests are com-
plete.
Check Before Engine Is Started
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1.
CHECK O/D OFF INDICATOR LAMP
1. Park vehicle on level surface.
2. Move shift selector to “P” position.
3. Turn ignition switch to “OFF” position and wait at least 10 seconds.
4. Turn ignition switch to “ON” position. (Do not start engine.)
Does O/D OFF indicator lamp light up for about 2 seconds?
YES
>> 1. Turn ignition switch “OFF”.
2. Perform self-diagnostics and record all NG items on the
TM-129, "Diagnostic Work Sheet"
.
Refer to
TM-157, "CONSULT Function (TRANSMISSION)"
,
3. Go to
.
NO
>> Stop the test and go to
Check at Idle
INFOID:0000000009480673
1.
CHECK STARTING THE ENGINE
1. Park vehicle on level surface.
2. Move shift selector to “P” or “N” position.
3. Turn ignition switch to “OFF” position.
4. Turn ignition switch to “START” position.
Does the engine start?
YES
>> GO TO 2.
NO
>> Stop the road test and go to
2.
CHECK STARTING THE ENGINE
1. Turn ignition switch to “ON” position.
2. Move shift selector in “D”, “3”, “2”, “1” or “R” position.
3. Turn ignition switch to “START” position.
Does the engine start in either position?
YES
>> Stop the road test and go to
NO
>> GO TO 3.
3.
CHECK “P” POSITION FUNCTIONS
1. Move shift selector to “P” position.
2. Turn ignition switch to “OFF” position.
3. Release the parking brake.
4. Push the vehicle forward or backward.
5. Engage the parking brake.
TM-280
< PERIODIC MAINTENANCE >
[5AT: RE5R05A]
ROAD TEST
When you push the vehicle with disengaging the parking brake, does it move?
YES
>> Record the malfunction, GO TO 4.
NO
>> GO TO 4.
4.
CHECK “N” POSITION FUNCTIONS
1. Start the engine.
2. Move shift selector to “N” position.
3. Release the parking brake.
Does vehicle move forward or backward?
YES
>> Record the malfunction, GO TO 5.
NO
>> GO TO 5.
5.
CHECK SHIFT SHOCK
1. Engage the brake.
2. Move shift selector to “D” position.
When the transmission is shifted from “N” to “D”, is there an excessive shock?
YES
>> Record the malfunction, GO TO 6.
NO
>> GO TO 6.
6.
CHECK “R” POSITION FUNCTIONS
1. Engage the brake.
2. Move shift selector to “R” position.
3. Release the brake for 4 to 5 seconds.
Does the vehicle creep backward?
YES
>> GO TO 7.
NO
>> Record the malfunction, GO TO 7.
7.
CHECK “D” POSITION FUNCTIONS
Inspect whether the vehicle creep forward when the transmission is put into the “D” position.
Does the vehicle creep forward in the “D” positions?
YES
>> Go to
TM-280, "Cruise Test - Part 1"
.
NO
>> Record the malfunction and go to
TM-280, "Cruise Test - Part 1"
.
Cruise Test - Part 1
INFOID:0000000009480674
1.
CHECK STARTING OUT FROM D1
1. Drive the vehicle for about 10 minutes to warm up the engine oil and ATF.
Appropriate temperature for the ATF: 50 - 80
°C (122 - 176°F)
2. Park the vehicle on a level surface.
3. Move shift selector to “P” position.
4. Start the engine.
5. Set overdrive control switch to ON position (without manual mode).
6. Move shift selector to “D” position.
7. Press the accelerator pedal about half way down to accelerate the vehicle.
With CONSULT
Read off the gear positions.
Starts from D1?
YES
>> GO TO 2.
NO
>> Record the malfunction,GO TO 2.
2.
CHECK SHIFT-UP D1
→ D2
Press down the accelerator pedal about half way and inspect if the vehicle shifts up (D1
→ D2) at the appropri-
ate speed.
• Refer to
TM-385, "Vehicle Speed at Which Gear Shifting Occurs"
.
With CONSULT
Read the gear position, throttle degree of opening, and vehicle speed.
Does the A/T shift-up D1
→ D2 at the correct speed?
ROAD TEST
TM-281
< PERIODIC MAINTENANCE >
[5AT: RE5R05A]
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YES
>> GO TO 3.
NO
>> Record the malfunction,GO TO 3.
3.
CHECK SHIFT-UP D2
→ D3
Press down the accelerator pedal about half way and inspect if the vehicle shifts up (D2
→ D3) at the appropri-
ate speed.
• Refer to
TM-385, "Vehicle Speed at Which Gear Shifting Occurs"
.
With CONSULT
Read the gear position, throttle degree of opening, and vehicle speed.
Does the A/T shift-up D2
→ D3 at the correct speed?
YES
>> GO TO 4.
NO
>> Record the malfunction, GO TO 4.
4.
CHECK SHIFT-UP D3
→ D4
Press down the accelerator pedal about half way and inspect if the vehicle shifts up (D3
→ D4) at the appropri-
ate speed.
• Refer to
TM-385, "Vehicle Speed at Which Gear Shifting Occurs"
.
With CONSULT
Read the gear position, throttle degree of opening, and vehicle speed.
Does the A/T shift-up D3
→ D4 at the correct speed?
YES
>> GO TO 5.
NO
>> Record the malfunction, GO TO 5.
5.
CHECK SHIFT-UP D4
→ D5
Press down the accelerator pedal about half way and inspect if the vehicle shifts up (D4
→ D5) at the appropri-
ate speed.
• Refer to
TM-385, "Vehicle Speed at Which Gear Shifting Occurs"
.
With CONSULT
Read the gear position, throttle degree of opening, and vehicle speed.
Does the A/T shift-up D4
→ D5 at the correct speed?
YES
>> GO TO 6.
NO
>> Record the malfunction, GO TO 6.
6.
CHECK LOCK-UP
When releasing accelerator pedal from D5 (closed throttle position signal: OFF), check lock-up from D5 to L/U.
• Refer to
TM-385, "Vehicle Speed at Which Gear Shifting Occurs"
.
With CONSULT
Select “TCC SOLENOID” with the “MAIN SIGNAL” mode for “TRANSMISSION”.
Does it lock-up?
YES
>> GO TO 7.
NO
>> Record the malfunction, GO TO 7.
7.
CHECK LOCK-UP HOLD
Check hold lock-up.
With CONSULT
Select “TCC SOLENOID” with the “MAIN SIGNAL” mode for “TRANSMISSION”.
Does it maintain lock-up status?
YES
>> GO TO 8.
NO
>> Record the malfunction, GO TO 8.
8.
CHECK LOCK-UP RELEASE
Check lock-up cancellation by depressing brake pedal lightly to decelerate.
With CONSULT
Select “TCC SOLENOID” with the “MAIN SIGNAL” mode for “TRANSMISSION”.
Does lock-up cancel?
YES
>> GO TO 9.
TM-282
< PERIODIC MAINTENANCE >
[5AT: RE5R05A]
ROAD TEST
NO
>> Record the malfunction, GO TO 9.
9.
CHECK SHIFT-DOWN D5
→ D4
Decelerate by pressing lightly on the brake pedal.
With CONSULT
Read the gear position and engine speed.
When the A/T shift-down D5
→ D4, does the engine speed drop smoothly back to idle?
YES
>> 1. Stop the vehicle.
2. Go to
TM-282, "Cruise Test - Part 2"
.
NO
>> Record the malfunction and go to
TM-282, "Cruise Test - Part 2"
.
Cruise Test - Part 2
INFOID:0000000009480675
1.
CHECK SHIFT-UP D1
→ D2
Press the accelerator pedal down all the way and inspect whether or not the transmission shifts up (D1
→ D2)
at the correct speed.
• Refer to
TM-385, "Vehicle Speed at Which Gear Shifting Occurs"
.
With CONSULT
Read the gear position, throttle position and vehicle speed.
Does the A/T shift-up D1
→ D2 at the correct speed?
YES
>> GO TO 2.
NO
>> Record the malfunction,GO TO 2.
2.
CHECK SHIFT-UP D2
→ D3
Press the accelerator pedal down all the way and inspect whether or not the transmission shifts up (D2
→ D3)
at the correct speed.
• Refer to
TM-385, "Vehicle Speed at Which Gear Shifting Occurs"
.
With CONSULT
Read the gear position, throttle position and vehicle speed.
Does the A/T shift-up D2
→ D3 at the correct speed?
YES
>> GO TO 3.
NO
>> Record the malfunction, GO TO 3.
3.
CHECK SHIFT-UP D3
→ D4
When the transmission changes speed D3
→ D4, return the accelerator pedal.
Does the A/T shift-up D3
→ D4 and apply the engine brake?
YES
>> 1. Stop the vehicle.
2. Go to
TM-282, "Cruise Test - Part 3"
.
NO
>> Record the malfunction and go to
TM-282, "Cruise Test - Part 3"
.
Cruise Test - Part 3
INFOID:0000000009480676
1.
CHECK SHIFT-DOWN
1. Confirm overdrive control switch is ON position.
2. Confirm gear shift selector is in “D” position.
3. Accelerate vehicle using half-throttle to D
5
.
4. Release accelerator pedal.
5. Set overdrive control switch to OFF position while driving in D
5
.
With CONSULT
Read the gear position.
Does A/T shift from D
5
to D
4
(O/D OFF)?
YES
>> GO TO 2.
NO
>> Record the malfunction, GO TO 2.
2.
CHECK SHIFT-DOWN
During D
4
driving, move gear selector from D
→ 3 → 2 → 1.
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