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Engine Controls - Service & Adjustment Specifications: Other Mazda Tribute I

Specifications 14 illustrations ~282 words

ENGINE COMPRESSION

Warm engine to normal operating temperature. Remove all spark plugs. Disconnect ignition coil primary wire connector. Hold throttle plate fully open. Crank engine and note compression pressure.

ApplicationMinimum psi (kg/cm 2 ) @ RPMStandard psi (kg/cm 2 ) @ RPM
B2300(1)(1)
B3000 & B4000(1)(1)
Miata (2)146 (10.3) @ 300198 (13.9) @ 300
Millenia (2)
2.3L120 (8.5) @ 250164 (11.5) @ 250
2.5L130 (9.3) @ 300189 (13.3) @ 300
MPV(1)(1)
Protege & Protege5 (2)
2.0L119 (8.4) @ 300171 (12.0) @ 300
Tribute
2.0L(1)(1)
3.0L(1)(1)
626 (2)
2.0L119 (8.4) @ 300171 (12.0) @ 300
2.5L141 (9.9) @ 250202 (14.2) @ 250
(1) Lowest compression reading should not be less than 75 percent of highest compression reading. (2) Difference between cylinders should not be more than 28 psi (2.0 kg/cm 2 ).
(1)Lowest compression reading should not be less than 75 percent of highest compression reading.
(2)Difference between cylinders should not be more than 28 psi (2.0 kg/cm 2 ).

COMPRESSION SPECIFICATIONS

VALVE CLEARANCE

Application(1) In. (mm)
Except Miata, Millenia 2.3L, Protege, Protege5 & 626(2)
Miata
Intake.007-.009 (.18-.24)
Exhaust.011-.013 (.28-.34)
Millenia 2.3L.011-.013 (.27-.33)
Protege & Protege5.009-.012 (.23-.30)
626
2.0L.009-.012 (.23-.30)
2.5L
Intake.010-.012 (.25-.32)
Exhaust.011-.013 (.27-.34)
(1) Adjust valves with engine cold. (2) Engines are equipped with hydraulic valve lash adjusters. Valve clearance is not adjustable.
(1)Adjust valves with engine cold.
(2)Engines are equipped with hydraulic valve lash adjusters. Valve clearance is not adjustable.

VALVE CLEARANCE SPECIFICATIONS

IGNITION COIL

ApplicationPrimarySecondary
B2300, B3000 & B4000(1)(1)
Miata(1)7,000-11,000
Millenia
2.3L.58-.7220,000-31,000
2.5L.49-.7320,000-31,000
MPV105600
Protege & Protege5(1)7200-10,800
Tribute
2.0L(1)(1)
3.0L105600
626
2.0L.45-.5511,500-15,500
2.5L.45-.5511,500-15,500
(1) Information is not available from manufacturer.
(1)Information is not available from manufacturer.

IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)

CRANKSHAFT POSITION SENSOR

ApplicationOhms @ 68°F (20°C)
B2300, B3000 & B4000300-800
Miata(1)
Millenia
2.3L950-1250
2.5L520-580
MPV315-385
Protege & Protege5(2) 550
Tribute300-800
626(2) 550
(1) Information is not available from manufacturer. (2) Specification given is approximate.
(1)Information is not available from manufacturer.
(2)Specification given is approximate.

CRANKSHAFT POSITION SENSOR RESISTANCE

HIGH TENSION WIRE RESISTANCE

On B2300, B3000 and B4000, high tension wire resistance should measure 22,900 ohms per 3.28 feet (1.0M) at 68°F (20°C). On all other models, high tension wire resistance should measure 16,000 ohms per 3.28 feet (1.0M) at 68°F (20°C).

SPARK PLUGS

ApplicationNGK No.
B2300(1) AGSF-3ZFEM
B3000(1) AWSF-22PP
B4000(1) AGSF-22PP
Miata(2) BKR5E-11 Or (3) BKR6E-11
Millenia
2.3L(2) PZFR5F Or (3) PZFR6F
2.5L(2) ZFR5F-11 Or (3) ZFR6F-11
MPV(1) AWSF-32FW
Protege & Protege5(2) BKR5E-11 Or (3) BKR6E-11
Tribute
2.0L
Cylinders No. 1 & 3(1) AZFS-32F
Cylinders No. 2 & 4(1) AZFS-32FE
3.0L(1) AWSF-32F
626
2.0L(2) BKR5E-11 Or (3) BKR6E-11
2.5L(4) (2) PKJ16CR8 Or (3) PKJ20CR8
(1) Motorcraft spark plug number. (2) Standard plug. (3) Cold plug (4) DENSO spark plug number.
(1)Motorcraft spark plug number.
(2)Standard plug.
(3)Cold plug
(4)DENSO spark plug number.

SPARK PLUG TYPE

ApplicationGap In. (mm)Torque Ft. Lbs. (N.m)
B2300 & B3000.042-.046 (1.1-1.2)7-15 (9-20)
B4000.052-.056 (1.3-1.4)10-14 (14-20)
Miata, Protege & Protege5.040-.043 (1.0-1.1)11-16 (15-22)
Millenia
2.3L.028-.031 (.7-.8)11-16 (15-22)
2.5L.039-.043 (1.0-1.1)11-16 (15-22)
MPV.052-.056 (1.3-1.4)7-15 (9-20)
Tribute
2.0L.051 (1.3)11 (15)
3.0L.052-.056 (1.3-1.4)11 (15)
626
2.0L.039-.043 (1.0-1.1)11-16 (15-22)
2.5L.028-.031 (.7-.8)11-16 (15-22)

SPARK PLUG SPECIFICATIONS

FIRING ORDER

Note. Firing order and coil pack information (Scheme 1)- (Scheme 12).

Scheme 1

Scheme 1: Firing Order & Coil Pack (Tribute 2.0L)
Scheme 1: Firing Order & Coil Pack (Tribute 2.0L)

Scheme 2

Scheme 2: Firing Order & Coil Pack (B2300)
Scheme 2: Firing Order & Coil Pack (B2300)

Scheme 3

Scheme 3: Firing Order & Coil Pack (B3000 & B4000)
Scheme 3: Firing Order & Coil Pack (B3000 & B4000)

Scheme 4

Scheme 4: Firing Order & Coils (Millenia 2.3L)
Scheme 4: Firing Order & Coils (Millenia 2.3L)

Scheme 5

Scheme 5: Firing Order & Distributor Rotation (Millenia 2.5L)
Scheme 5: Firing Order & Distributor Rotation (Millenia 2.5L)

Scheme 6

Scheme 6: Firing Order (MPV & Tribute 3.0L Engine)
Scheme 6: Firing Order (MPV & Tribute 3.0L Engine)

Scheme 7

Scheme 7: Firing Order & Coil Pack (626 2.0L)
Scheme 7: Firing Order & Coil Pack (626 2.0L)

Scheme 8

Scheme 8: Firing Order & Coil Pack (626 2.5L)
Scheme 8: Firing Order & Coil Pack (626 2.5L)

Scheme 9

Scheme 9: Firing Order & Coil Pack(Miata 1.8L, Protege & Protege5 2.0L)
Scheme 9: Firing Order & Coil Pack(Miata 1.8L, Protege & Protege5 2.0L)

IGNITION TIMING

ApplicationMan. Trans.(1) Auto. Trans.
B2300 & B300010 @ Idle10 @ Idle
B4000(2)(2)
Miata6-18 @ 750-8506-18 @ 750-850
Millenia
2.3N/A6-8 @ 600-700
2.5N/A9-11 @ 600-700
MPV (3)N/A4-16 @ 700-800
Protege & Protege56-18 @ 650-7506-18 @ 650-750
Tribute
2.0L8-12 @ IdleN/A
3.0LN/A8-12 @ Idle
626
2.0L6-18 @ 550-8506-18 @ 500-800
2.5L4-16 @ 550-7504-16 @ 550-750
(1) Place automatic transmission in Park. (2) Information is not available from manufacturer. (3) Connect a jumper wire between terminals TEN and GND of data link connector. (Scheme 10)
(1)Place automatic transmission in Park.
(2)Information is not available from manufacturer.
(3)Connect a jumper wire between terminals TEN and GND of data link connector. (Scheme 10)

IGNITION TIMING SPECIFICATIONS (Degrees BTDC @ RPM)

Scheme 10

Scheme 10
Scheme 10

Scheme 11

Scheme 11: Spark Plug Wire Routing (Tribute 2.0L)
Scheme 11: Spark Plug Wire Routing (Tribute 2.0L)

Scheme 12

Scheme 12: Spark Plug Wire Routing (Miata 1.8L, Protege & Protege5 2.0L)
Scheme 12: Spark Plug Wire Routing (Miata 1.8L, Protege & Protege5 2.0L)

FUEL PUMP

Note. Fuel pump performance measures fuel pressure, not regulated fuel pressure.

ApplicationPressure psi (kg/cm 2 )
B2300, B3000 & B400056-72 (3.9-5.1)
Miata92 (6.5)
Millenia
2.3L91-116 (6.4-8.2)
2.5L71-92 (5.0-6.5)
MPV61-66 (4.3-4.6)
Protege & Protege564-92 (4.5-6.5)
Tribute35-55 (2.5-3.9)
62668-92 (4.8-6.5)

FUEL PUMP PERFORMANCE

ApplicationAt Idle W/ Vacuum psi (kg/cm 2 )At Idle W/O Vacuum psi (kg/cm 2 )
B2300, B3000 & B4000(1)(1)
Miata(2)(2)
Millenia
2.3L30-41 (2.1-2.9)40-48 (2.8-3.4)
2.5L30-38 (2.1-2.7)38-46 (2.7-3.2)
MPV(2)(2)
Protege & Protege530-37 (2.1-2.6)38-46 (2.7-3.2)
Tribute(1)(1)
626
2.0L30-38 (2.1-2.7)37-47 (2.6-3.3)
2.5L30-37 (2.1-2.6)38-46 (2.7-3.2)
(1) Information not available from manufacturer. (2) Due to adoption of mechanical returnless fuel system, the pressure regulator cannot be inspected separately.
(1)Information not available from manufacturer.
(2)Due to adoption of mechanical returnless fuel system, the pressure regulator cannot be inspected separately.

REGULATED FUEL PRESSURE

INJECTOR RESISTANCE

ApplicationOhms
B230011-13
B3000 & B400011-18
Miata12-13
Millenia(1) 13.8
MPV14.5
Protege & Protege514.2-14.8
Tribute11-18
62612-16
(1) Specification is approximate.
(1)Specification is approximate.

INJECTOR RESISTANCE - OHMS @ 68°F (20°C)

IDLE SPEED & MIXTURE

Note. Idle mixture is not adjustable. If idle mixture is incorrect, see appropriate SELF-DIAGNOSTICS article.

ApplicationMan. Trans. RPM(1) Auto. Trans. RPM
B2300800-950800-950
B3000760-800880-920
B4000760-800760-830
Miata750-850750-850
MilleniaN/A600-700
MPVN/A700-800
Protege & Protege5650-750650-750
Tribute
2.0L800-900N/A
3.0LN/A730-750
626
2.0L550-850500-800
2.5L550-750550-750
(1) Place automatic transmission in Park.
(1)Place automatic transmission in Park.

IDLE SPEED SPECIFICATIONS

THROTTLE POSITION SENSOR

Note. For information on connector terminal identification and test conditions specified in the following tables, see THROTTLE POSITION SENSOR in ON-VEHICLE ADJUSTMENTS article.

THROTTLE POSITION (TP) SENSOR - CLOSED THROTTLE POSITION SWITCH CONTINUITY (MILLENIA 2.3L)

Test Condition (1)Continuity Between Terminals "C" & "D"
Millenia (2.3L)
.007" (.19 mm)Yes
.015" (.37 mm)No
(1) Insert feeler gauge of specified thickness between throttle lever and Throttle Adjusting Screw (TAS).
(1)Insert feeler gauge of specified thickness between throttle lever and Throttle Adjusting Screw (TAS).

THROTTLE POSITION (TP) SENSOR - CLOSED THROTTLE POSITION SWITCH CONTINUITY (MILLENIA 2.3L)

Scheme 13

Scheme 13
Scheme 13

THROTTLE POSITION (TP) SENSOR RESISTANCE

Test Condition (1)Ohms
B2300, B3000, B4000, Millenia & Tribute(3)
Miata
Between Terminals "A" & "B".2500-5000
Between Terminals "B" & "C"200-1100
MPV (2)3200-4800
Protege & Protege5 (2)4000-6000
626 (2)
2.0L4000-6000
2.5L2500-5000
(1) With throttle closed. (2) Between terminals "A" & "C". (Scheme 14) (3) Information not available.
(1)With throttle closed.
(2)Between terminals "A" & "C". (Scheme 14)
(3)Information not available.

THROTTLE POSITION (TP) SENSOR RESISTANCE

Scheme 14

Scheme 14
Scheme 14

THROTTLE POSITION (TP) SENSOR VOLTAGE

ECM/PCM Wire Color (1)Closed Throttle Volts (2)(2) Wide Open Throttle Volts
B2300, B3000, B4000 & Tribute
Gray/White (89)0.494.65
Miata
Green/Black (4V)0.1-1.13.0-4.6
Millenia
Yellow/Green (3B)0.1-1.12.8-4.5
MPV
Brown/Yellow (89)0.7-1.24.0-5.0
Protege & Protege5
Brown/Yellow (89)0.1-1.13.0-4.6
626
2.0L
Violet/Yellow (89)0.3-0.73.4-5.3
2.5L
Violet/Yellow (89)0.3-1.02.8-4.5
(1) Measure voltage between ground and ECM/PCM terminal No. in parentheses. (2) Voltage measurement should change gradually and smoothly as throttle is opened.
(1)Measure voltage between ground and ECM/PCM terminal No. in parentheses.
(2)Voltage measurement should change gradually and smoothly as throttle is opened.

THROTTLE POSITION (TP) SENSOR VOLTAGE

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