�C -SPECIFICATIONS

�1993 Nissan Sentra

1993 ENGINE PERFORMANCE Nissan - Service & Adjustment Specifications

Altima, Maxima, NX, Pathfinder, Pickup, Quest, Sentra, 240SX, 300ZX

INTRODUCTION

Use this article to quickly find specifications related to servicing and on-vehicle adjustments. Use this quick-reference article when you are familiar with an adjustment procedure and only need a specification.

CAPACITIES

BATTERY SPECIFICATIONS

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Application & Group Amp Hr. Rating

Altima, NX, Pathfinder & Pickup ....................... 60 Quest, Sentra & 240SX ................................. 60 Maxima ................................................ 50 300ZX ................................................. 65

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FLUID CAPACITIES - 4-CYLINDER

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Application Quantity

Crankcase (Includes Filter) Altima ................................. 4.2 Qts. (3.9L) NX & Sentra

1.6L ................................. 3.4 Qts. (3.2L) 2.0L ................................. 3.6 Qts. (3.4L)

Pickup 2WD .................................. 4.1 Qts. (3.9L) 4WD .................................. 3.5 Qts. (3.3L)

240SX .................................. 4.0 Qts. (3.8L)

Cooling System (Includes Heater) Altima ................................. 8.3 Qts. (7.8L) NX & Sentra

1.6L A/T ................................ 5.6 Qts. (5.3L) M/T ................................ 5.4 Qts. (5.1L)

2.0L A/T ................................ 6.1 Qts. (5.8L) M/T ................................ 5.9 Qts. (5.6L)

Pickup 2WD .................................. 8.6 Qts. (8.1L) 4WD .................................. 9.5 Qts. (9.0L)

240SX .................................. 7.1 Qts. (6.7L)

Manual Transaxle (SAE 80W-90/API GL-4) Altima ................................ 10.0 Pts. (4.7L) NX & Sentra

4-Speed (1.6L) ....................... 6.0 Pts. (2.8L) 5-Speed (1.6L) ....................... 6.1 Pts. (2.9L) 5-Speed (2.0L) ....................... 7.6 Pts. (3.6L)

Manual Transmission (SAE 80W-90/API GL-4) Pickup (1)

2WD	..................................
4WD	..................................
240SX	..................................

Automatic Transaxle (Dexron-II E) (2) Altima .................................. NX & Sentra

3-Speed .............................. 4-Speed .............................. Automatic Transmission (Dexron-II) (2)

Pickup (2) 2WD .................................. 4WD ..................................

240SX .................................. Differential (SAE 80W-90/API GL-5)

Pickup (1) 2WD (Rear) ........................... 4WD (Front & Rear) ...................

240SX R200 ................................. R200V ................................

Transfer Case Pickup .................................

4.2 Pts. (2.0L)

8.5 Pts. (4.0L)

Pts. (2.4L)
10 Qts. (9.4L)

Qts. (6.0L)
Qts. (7.0L)
Qts. (7.8L)
Qts. (8.5L)

8.8 Qts. (8.3L)

3.2 Pts. (1.5L)

2.7 Pts. (1.3L)

Pts. (1.3L)
Pts. (1.5L)

2.3 Qts. (2.2L)

(1): - Start capacity. Fill to top of filler plug.
(2): - Start capacity. Fill to FULL mark on dipstick.

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FLUID CAPACITIES - V6

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Application	Quantity
Crankcase (Includes Filter)
Maxima .................................	4.1 Qts. (3.9L)
Pathfinder & Pickup
2WD ..................................	4.2 Qts. (4.0L)
4WD ..................................	3.6 Qts. (3.4L)
Quest ..................................	4.3 Qts. (4.0L)
300ZX ..................................	3.6 Qts. (3.4L)
Cooling System (Includes Heater)
Maxima
VG30E ................................	8.8 Qts. (8.3L)

VE30DE .............................

Pathfinder & Pickup 2WD ................................ 4WD ................................

Quest

With Tow Package With Rear Heater ................. Without Rear Heater ..............

Without Tow Package With Rear Heater ................. Without Rear Heater ..............

300ZX ..................................

Manual Transaxle (API GL-4) Maxima .................................. Manual Transmission (API GL-4/SAE 90) Pathfinder & Pickup (1)

2WD	..................................
4WD	..................................
300ZX	..................................

Automatic Transaxle (Dexron-II E) (2) Maxima VG30E ................................

11.2 Qts. (10.6L)

Qts. (10.7L)
Qts. (11.7L)
Qts. (13.0L)

12.3 Qts. (11.6L)

12.8 Qts. (12.1L)

11.4 Qts. (10.7L)

9.5 Qts. (9.0L) 10 Pts. (4.7L)

5.1 Pts. (2.4L)

7.6 Pts. (3.6L)

Pts. (2.8L)
Qts. (7.4L)

VE30DE ............................... 9.9 Qts. (9.4L) Quest ................................. 10.0 Qts. (9.5L) Automatic Transmission (Dexron-II) (2)

Pathfinder & Pickup 2WD ................................. 16.7 Pts. (7.9L) 4WD ................................. 18.0 Pts. (8.5L)

300ZX Non-Turbo ............................ 8.8 Qts. (8.3L) Turbo ................................ 8.6 Qts. (8.2L)

Differential (SAE 80W-90/API GL-5)

Pathfinder & Pickup (1) Front (4WD) .......................... 3.2 Pts. (1.5L) Rear (2WD & 4WD) ..................... 5.9 Pts. (2.8L)

300ZX Non-Turbo ............................ 3.2 Pts. (1.5L) Turbo ................................ 3.8 Pts. (1.8L)

Transfer Case Pathfinder & Pickup .................... 4.6 Pts. (2.2L)

(1): - Start capacity. Fill to top of filler plug.
(2): - Start capacity. Fill to FULL mark on dipstick.

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QUICK-SERVICE

SERVICE INTERVALS & SPECIFICATIONS

REPLACEMENT INTERVALS

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Component Interval (Miles)

Air Filter ........................................ 30,000 Coolant ....................................... (2) 60,000 Fuel Filter .................................... As Needed Oil & Filter

300ZX Turbo ................................... (1) 5000 Except 300ZX Turbo ............................ (1) 7500

Spark Plugs Conventional .................................... 30,000 Platinum ........................................ 60,000

Timing Belt (V6 Engines) .......................... 60,000

(1): - Every 3000 miles for severe service.
(2): - Change engine coolant at 60,000 miles, then every 30,000 miles.

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BELT ADJUSTMENT - 4-CYLINDER

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Application (1) Deflection - In. (mm)

Alternator Altima ......................................... 1/4 (6) NX & Sentra ................................... 5/16 (8) Pickup ...................................... 13/32 (10) 240SX ......................................... 9/32 (7)

A/C Compressor Altima ........................................ 3/16 (5) NX & Sentra ................................... 9/32 (7) Pickup ...................................... 13/32 (10) 240SX ......................................... 5/16 (8)

Power Steering Pump

Altima ......................................... 1/4 (6) NX & Sentra ................................... 3/16 (5) Pickup ......................................... 3/8 (9) 240SX

With SUPER HICAS ............................ 9/32 (7) Without SUPER HICAS ......................... 5/16 (8)

(1) - Deflection is with 22 lbs. (10 kg) pressure applied midway on longest belt run.

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BELT ADJUSTMENT - V6

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Application	(1) Deflection
	In. (mm)
Alternator

Maxima ........................................ 5/16 (8) Pathfinder, Pickup, Quest & 300ZX ............. 9/32 (7)

A/C Compressor Maxima & Quest ................................. 1/4 (6) Pathfinder & Pickup ............................ 3/8 (9) 300ZX ......................................... 5/16 (8)

Power Steering Pump

Maxima VG30E ..................................... 13/32 (10) VE30DE ...................................... 5/16 (8)

Pathfinder, Pickup & Quest ................... 7/16 (11)

300ZX Non-Turbo .................................. 7/16 (11) Turbo ..................................... 13/32 (10)

(1) - Deflection is with 22 lbs. (10 kg) pressure applied midway on longest belt run.

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MECHANICAL CHECKS

ENGINE COMPRESSION

Check engine compression with engine at normal operating temperature at specified cranking speed, all spark plugs removed (on dual plugs, remove exhaust side only) and throttle wide open.

COMPRESSION SPECIFICATIONS - 4-CYLINDER

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Application Specification

Compression Ratio Altima ........................................... 9.2:1 NX, Sentra & 240SX ............................... 9.5:1 Pickup ........................................... 8.6:1

Normal Compression Pressure_�Altima ........................... 178 psi (12.5 kg/cm ) NX & Sentra

1.6L ........................... 192 psi (13.5 kg/cm_�^�)

2.0L ........................... 178 psi (12.5 kg/cm_�)

Pickup ........................... 192 psi (13.5 kg/cm_�)

240SX ............................ 179 psi (12.6 kg/cm )

Minimum Compression Pressure Altima ........................... 149 psi (10.5 kg/cm ^�) NX & Sentra

1.6L ........................... 164 psi (11.5 kg/cm ^�)

2.0L ........................... 149 psi (10.5 kg/cm ^�) Pickup ........................... 142 psi (10.0 kg/cm ^�) 240SX ............................ 151 psi (10.6 kg/cm ^�)

Maximum Variation Between Cylinders .. 14 psi (1.0 kg/cm ^�) ��

COMPRESSION SPECIFICATIONS - V6

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Application Specification

Compression Ratio

Maxima VG30E .......................................... 9.0:1 VE30DE ........................................ 10.0:1

Pathfinder, Pickup & Quest ....................... 9.0:1

300ZX Non-Turbo ..................................... 10.5:1 Turbo .......................................... 8.5:1

Normal Compression Pressure

Maxima VG30E .......................... 173 psi (12.2 kg/cm_�^�) VE30DE ......................... 183 psi (12.9 kg/cm_�)

Pathfinder, Pickup & Quest ....... 173 psi (12.2 kg/cm )

300ZX Non-Turbo ...................... 186 psi (13.1 kg/cm_�^�) Turbo .......................... 171 psi (12.0 kg/cm )

Minimum Compression Pressure (1)

Maxima VG30E ........................... 128 psi (9.0 kg/cm_�^�) VE30DE ......................... 142 psi (10.0 kg/cm_�)

Pathfinder, Pickup & Quest ........ 128 psi (9.0 kg/cm )

300ZX Non-Turbo ...................... 142 psi (10.0 kg/cm_�^�) Turbo ........................... 128 psi (9.0 kg/cm_�)

Maximum Variation Between Cylinders .. 14 psi (1.0 kg/cm )

(1) - Minimum compression at 300-350 RPM.

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VALVE CLEARANCE

NOTE: All engines, except KA24DE and GA16DE, are equipped with hydraulic lifters. Adjustments are not required.

VALVE CLEARANCE SPECIFICATIONS

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Application Hot - In. (mm)

Altima & 240SX (KA24DE Engine) Intake ............................. .012-.015 (.30-.38) Exhaust ............................ .013-.016 (.33-.41)

NX 1.6L & Sentra 1.6L (GA16DE Engine) Intake ............................. .008-.019 (.21-.49) Exhaust ............................ .012-.023 (.30-.58)

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IGNITION SYSTEM

IGNITION COIL

IGNITION COIL RESISTANCE - 4-CYLINDER (Ohms @ 68 ^�F (20 ^�C))

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Application Primary Secondary

Altima & 240SX ............ 1.0 ................. 10,000

NX & Sentra 1.6L .................... 0.9 ................. 13,000 2.0L .................... 1.0 ................. 10,000

Pickup .................... 0.7 .................... (1)

(1) - Secondary resistance cannot be read on Pickup.

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IGNITION COIL RESISTANCE - V6 (Ohms @ 68 ^�F (20 ^�C)) ��

Application Primary Secondary

Maxima VG30E ....................... 1.0 ........ 8200-12,400 VE30DE ...................... 0.8 ........... Infinite

Pathfinder, Pickup & Quest .... 1.0 ............. 10,000 300ZX ......................... 0.7 ................ (1)

(1) - Information not available at time of publication.

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HIGH TENSION WIRE RESISTANCE

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Application (1) Ohms

Plug Wires ................................ 30,000 Maximum Coil Wire ................................... 7000 Maximum

(1) - Not applicable to Distributorless Ignition Systems (DIS).

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SPARK PLUGS

SPARK PLUG TYPE - 4-CYLINDER

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Application NGK

Altima & 240SX .................................. BKR5E-11

NX & Sentra (1) 1.6L ............................................. BKR5E 2.0L

Standard ....................................... BKR6E Platinum .................................... PFR5B-11 Pickup .......................................... ZFR5E-11

(1) - Spark plug type for Sentra has been revised by manufacturer in Nissan Technical Service Bulletin number NTB93-022 to BKR5E-11 (standard), BKR4E-11 (hot type) and BKR6E-11 (cold type).

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SPARK PLUG TYPE - V6

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Application NGK

Maxima

VG30E ........................................ BKR5ES-11

VE30DE ........................................ PFR5C-11 Pathfinder & Pickup ............................... BKR6EY Quest .......................................... BKR5EY-11 300ZX

Non-Turbo ..................................... PFR6B-11 Turbo ........................................ PFR5B-11B

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SPARK PLUG SPECIFICATIONS - 4-CYLINDER

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Gap					Torque
Application			In. (mm)	Ft. Lbs. (N.m)
Altima		..........	.039-.043 (1.00-1.10)	..	14-22 (20-29)
NX & Sentra
1.6L	...........		.039-.043 (1.00-1.10)	..	14-22 (20-29)
2.0L	...........		.031-.035 (0.80-0.90)	..	14-22 (20-29)
Pickup	..........		.039-.043 (1.00-1.10)	..	14-22 (20-29)
240SX	...........		.039-.043 (1.00-1.10)	..	14-22 (20-29)

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SPARK PLUG SPECIFICATIONS - V6

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Gap Torque Application In. (mm) Ft. Lbs. (N.m)

Maxima & 300ZX .. .039-.043 (1.00-1.10) .. 14-22 (20-29) Pathfinder ...... .031-.035 (0.80-0.90) .. 14-22 (20-29) Pickup .......... .031-.035 (0.80-0.90) .. 14-22 (20-29) Quest ........... .031-.035 (0.80-0.90) .. 14-22 (20-29)

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FIRING ORDER & DISTRIBUTOR ROTATION

NOTE: For firing order and distributor rotation, see Figs. 1-3.

Fig. 1: Firing Order & Distributor Rotation (Altima, NX, Pickup 2.4L & Sentra)

Fig. 2: Firing Order & Distributor Rotation (240SX)

Fig. 3: Firing Order & Distributor Rotation (Maxima, Pathfinder, Pickup 3.0L, Quest & 300ZX)

IGNITION TIMING

NOTE: For ignition timing adjustment procedures, see information in D - ADJUSTMENTS article.

IGNITION TIMING - 4-CYLINDER (Degrees BTDC @ RPM)

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Application			Man. Trans.	(1) Auto. Trans.
Altima & 240SX		....	18-22 @ 700-800	....	18-22 @ 700-800
NX & Sentra
1.6L	............		8-12 @ 600-700	......	8-12 @ 800-900
2.0L	............		13-17 @ 800-900	....	13-17 @ 800-900
Pickup	............		8-12 @ 750-850	......	8-12 @ 750-850

(1) - Automatic transmission/transaxle in Neutral.

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IGNITION TIMING - V6 (Degrees BTDC @ RPM)

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Application Man. Trans. (1) Auto. Trans.

Maxima ............. 13-17 @ 700-800 ... 13-17 @ 700-800 Pathfinder ......... 13-17 @ 700-800 ... 13-17 @ 700-800 Pickup ............. 13-17 @ 700-800 ... 13-17 @ 700-800 Quest .............. 13-17 @ 700-800 ... 13-17 @ 700-800 300ZX

Non-Turbo ........ 13-17 @ 650-750 ... 13-17 @ 720-820 Turbo ............ 13-17 @ 650-750 ... 13-17 @ 700-800

(1) - Automatic transmission/transaxle in Neutral.

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FUEL SYSTEM

FUEL PUMP

REGULATED FUEL PRESSURE

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At Idle At Idle W/O Vacuum W/Vacuum

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Application					)
Altima		...................		43 (3.0)	...........	34 (2.4)
Maxima		...................		44 (3.1)	...........	36 (2.5)
NX & Sentra			..............	36 (2.5)	...........	43 (3.0)
Pathfinder			...............	43 (3.0)	...........	34 (2.4)
Pickup	...................			43 (3.0)	...........	33 (2.3)
Quest	....................			43 (3.0)	...........	34 (2.4)
240SX	....................			43 (3.0)	...........	34 (2.4)
300ZX	....................			43 (3.0)	...........	36 (2.5)

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INJECTOR RESISTANCE

INJECTOR RESISTANCE SPECIFICATIONS

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Application Ohms

Altima ............................................ (1) 11 Maxima, Pathfinder, Quest & 300ZX .................. 10-14 NX & Sentra

1.6L ................................................ 10 2.0L ............................................. 10-14

Pickup

4-Cylinder ....................................... 10-15

V6 ............................................... 10-14 240SX ................................................. 11

(1) - Value given is approximate.

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IDLE SPEED & MIXTURE

NOTE: For idle speed and mixture adjustment procedures, see D - ADJUSTMENTS article.

IDLE SPEED & CO LEVEL - 4-CYLINDER

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(1) Idle (2) Idle (3) Maximum Application RPM RPM CO Level

Altima ....... (4) 650-750 ... (4) 600-700 ...... 5.0% NX & Sentra

1.6L

A/T ...... (4) 750-850 ... (4) 675-775 ...... 7.0% M/T ........ 600-700 ........ 550-650 ....... 7.0% 2.0L ....... (4) 750-850 ... (4) 700-800 ..... 10.0% Pickup ....... (4) 750-850 ... (4) 700-800 ...... 5.0% 240SX ........ (4) 650-750 ... (4) 600-700 ...... 7.0%

(1): - With throttle position sensor connected.
(2): - With throttle position sensor disconnected.
(3): - Measured in Self-Diagnostic Mode II.
(4): - Automatic transmission/transaxle in Neutral.

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IDLE SPEED & CO LEVEL - V6

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(1) Idle											(2) Idle							(3) CO
Application								RPM			RPM							Level
Maxima
VG30E			.......					(4) 650-750			.......		(4) 700			......		0.2-8.0%
VE30DE				......				(4) 650-750			.....	(4) 650-750					....	0.2-8.0%
Pathfinder						....		(4) 700-800			.......		(4) 700			......		0.2-8.0%
Pickup		........						(4) 700-800			.......		(4) 700			......		0.2-8.0%
Quest	.........							(4) 650-750			.....	(4) 700-800					....	0.2-8.0%
300ZX
A/T
Non-Turbo							..	(4) 720-820			......		(4) 720			......		0.2-8.0%
Turbo					.....			(4) 700-800			.......		(4) 700			......		0.2-8.0%
M/T	...........								650-750	...........				650	........			0.2-8.0%
(1) - With Auxiliary Air Control (AAC) valve connected.

(2): - With Auxiliary Air Control (AAC) valve disconnected.
(3): - Measured in Self-Diagnostic Mode II.
(4): - Automatic transmission/transaxle in Neutral.

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THROTTLE POSITION SENSOR

For adjustment specifications, see appropriate adjustment procedures in D - ADJUSTMENTS article.

THROTTLE POSITION SWITCH

CLOSED THROTTLE POSITION SWITCH SPECIFICATIONS - 4-CYLINDER

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Application Terminals (1) Ohms Altima A/T, NX 2.0L A/T & Sentra 2.0L A/T

Closed Throttle ............ Open Throttle .............. 240SX A/T Closed Throttle ............ Open Throttle ..............	1 & 2 1 & 2 B & C B & C	........ ..... No........ ..... No		Continuity Continuity Continuity Continuity
(1) - With ignition off.

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WOT POSITION SWITCH SPECIFICATIONS - 4-CYLINDER

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Application Terminals (1) Ohms

Altima A/T, NX 2.0L A/T & Sentra 2.0L A/T Closed Throttle ............ 2 & 3 ..... No Continuity Open Throttle .............. 2 & 3 ........ Continuity

240SX A/T Closed Throttle ............ A & B ..... No Continuity Open Throttle .............. A & B ........ Continuity

(1) - With ignition off.

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CLOSED THROTTLE POSITION SWITCH SPECIFICATIONS - V6

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Application Terminals (1) Ohms

Maxima (VG30E) Closed Throttle ............ B & C ........ Continuity Open Throttle .............. B & C ..... No Continuity

Pathfinder, Pickup, Quest & 300ZX Closed Throttle ............ A & B ........ Continuity Open Throttle .............. A & B ..... No Continuity

(1) - With ignition off.

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WOT POSITION SWITCH SPECIFICATIONS - V6

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Application Terminals (1) Ohms

Maxima (VG30E) Closed Throttle ............ A & B ..... No Continuity Open Throttle .............. A & B ........ Continuity

Pathfinder, Pickup & 300ZX Closed Throttle ............ B & C ..... No Continuity Open Throttle .............. B & C ........ Continuity

(1) - With ignition off.

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