ENGINE TECHNICAL DATA

BME015000000W01

MECHANICAL

Item

Engine

L3

MZR-CD (RF Turbo)

Valve clearance
(mm {in} [Engine cold])
IN
0.22-0.28
{0.0087-0.0110}
(0.25±0.03 {0.0098±0.0011})
0.12-0.18
{0.005-0.007}
(0.15±0.03 {0.006±0.001})
EX
0.27-0.33
{0.0106-0.0130}
(0.30±0.03 {0.0118±0.0011})
0.32-0.38
{0.013-0.014}
(0.35±0.03 {0.014±0.001})
Compression pressure
(kPa {kgf/cm2, psi})
 
Standard
1,530 {15.6, 221.8}
[300 rpm]
3,500
{35.7, 507.7}
[250 rpm]
Minimum
1,070
{10.9, 155.0}
[300 rpm]
3,100
{31.6, 449.4}
[250 rpm]
Maximum difference between cylinders
196.1 {2.0, 28}
196 {2.0, 28}
Cylinder head bolt length
(mm {in})
Standard
145.2-145.8 {5.717-5.740}
159.7-160.3 {6.288-6.311}
Minimum
146.5 {5.768}
161.0 {6.338}
Pushing distance of the front oil seal
(from the edge of the engine front cover)
(mm {in})
0-0.5 {0-0.019}
0-0.5 {0-0.019}
Pushing distance of the rear oil seal
(from the edge of the cylinder block)
(mm {in})
-
0-0.5 {0-0.019}
Pushing distance of the camshaft oil seal
(mm {in})
-
0.5-1.5
{0.020-0.059}
(from the edge of the cylinder head)
Auto tensioner rod projection
(mm {in})
-
12.9-14.6
{0.508-0.574}
Idle speed
(rpm)
600-700 (650±50)
725-825 (775±50)
Ignition timing
(rpm)
Approx. 8/650
-
Idle-up speed*1
E/L*2 ON
600-700 (650±50)
725-825 (775±50)
A/C ON
650-750 (700±50)
725-825 (775±50)
P/S ON
650-750 (700±50)
725-825 (775±50)
CO concentration

 

Within the regulation
-
HC concentration

 

-

*1 : :
Excludes temporary idle speed drop just after the electrical loads are turned on.
*2 : :
Blower motor is operating at high speed. Headlight switch is turned on. Rear window defroster switch is turned on. Cooling fans are operating.

LUBRICATION SYSTEM

Item

Specification

L3*

MZR-CD

(RF Turbo)

Oil pressure
(reference value)
(kPa {kgf/cm2, psi} [rpm])
300-549
{3.1-5.6, 44-80}
[3,000]
Minimum 147
{1.5, 21} [1,000]
Minimum 343
{3.5, 50} [3,000]
Oil capacity
(Approx. quantity)
Total (Dry engine)
Dipstick A: 4.2 {4.4, 3.7}
Dipstick B: 5.1 {5.4, 4.5}
5.5 {5.8, 4.8}
(L {US qt, lmp qt})
Oil replacement
Dipstick A: 3.1 {3.3, 2.7}
Dipstick B: 4.0 {4.2, 3.5}
4.8 {5.1, 4.2}
(L {US qt, lmp qt})
Oil and oil filter replacement
Dipstick A: 3.5 {3.7, 3.1}
Dipstick B: 4.4 {4.6, 3.9}
5.0 {5.3, 4.4}
(L {US qt, lmp qt})

* : :
Always verify the oil level with the dipsticks since the engine oil capacity differs according to dipstick specifications. (SeeENGINE OIL REPLACEMENT .)

Recommended oil

Item

Specification

L3

MZR-CD (RF Turbo)

Engine oil
Grade
API
SL
CF
CF
CD, CE,
CF-4
ILSAC
-
-
-
-
ACEA
A3 or A5
A3
B1 or B3 or B5
B3
B3 or B4
Viscosity (SAE)
5W-30
10W-40
5W-20
5W-30
10W-40
5W-30,
10W-30
Remarks

Mazda genuine Dexelia oil e.g.

-

Mazda genuine Dexelia oil e.g.

-

COOLING SYSTEM

Item

Engine

L3

MZR-CD

(RF Turbo)

Coolant capacity
(Approx. quantity)
(L {US qt, Imp qt})
With rear heater:
10.5 {11.1, 9.2}
Without rear heater:
8.8 {9.3, 7.7}
With rear heater:
10.7 {11.3, 9.4}
Without rear heater:
8.6 {9.1, 7.6}
Cooling system cap
Cap valve opening pressure
94-122
{0.95-1.25,
13.6-17.7}
(kPa {kgf/cm2, psi})
Thermostat
Initial-opening temperature
(°C {°F})
80-84 {176-183}
80-84 {176-183}
Full-opening temperature
(°C {°F})
97 {207}
95 {203}
Full-open lift
 
(mm {in})
More than
8.0 {0.31}
More than
8.5 {0.33}
Cooling fan
Blade
Number
Main fan: 5,
Additional fan: 7
Main fan: 5,
Additional fan: 7
Outer diameter
(mm {in})
320 {12.6}
320 {12.6}

FUEL SYSTEM

Item

Engine

L3

MZR-CD

(RF Turbo)

Boost relief pressure
(kPa {mmHg, inHg})
-
Approx. -14.5
Fuel pressure
(kPa {kgf/cm2, psi}
Hold pressure
More than 200 {2.03, 29.0}
-
Fuel injector
Fuel leakage
Less than 1
-
(drop/2 minutes)
Injection volume
61-71 {61-71, 2.2-2.7}
-
(ml {cc, fl oz}/15 sec.)
Resistance
11.4-12.6
-
(ohm) [20°C {68°F}]

CHARGING SYSTEM

Item

Engine

L3

MZR-CD

(RF Turbo)

Battery
Electrolyte gravity
1.22-1.29
Maximum back-up current*1
(mA)
20
Type
55D23L (48)
80D26L (55)*4
95D31L (64) 115D31L (70)*4
Test load chart
(A)
Battery type
55D23L (48)
180
-
80D26L (55)
195
-
95D31L (64)
-
250
115D31L (70)
-
320
Slow charge
(A)
Battery type (5-hour rate)
55D23L (48)
4.5-5.5
-
80D26L (55)
5.5-6.5
-
95D31L (64)
-
6.5-8.0
115D31L (70)
-
7.0-8.5
Quick charge
Battery type (5-hour rate)
55D23L (48)
30
-
80D26L (55)
35
-
(A/30 min)
95D31L (64)
-
40
115D31L (70)
-
45
Generator
Standard voltage
(V)
Ignition switch (engine switch) ON
Terminal
B
B+
-
P
Approx. 1
-
D
Approx. 0
-
B
-
B+
L
-
Approx. 1
S
-
B+
Idle
[20 °C{68 °F}]
Terminal
B
13-15
-
P
Approx. 3-8
-
D
* 3
-
B
-
14.1-14.7
L
-
14.1-14.7
S
-
14.1-14.7
Generated current
(Reference)

 

Engine speed
1,000
0*2-80
0*2-80
(A)
(rpm)
2,000
0*2-100
0*2-90

*1 : :
Maximum back-up current is the constant flow of current present (for the audio unit, clock, PCM, etc.) when the ignition switch (engine switch) is off and with the ignition key removed.
*2 : :
Lower limit of current must be more than 0A.
*3 : :
Turn the following electrical loads on and verify that the voltage reading increases. -Headlights, blower motor, and rear window defroster
*4 : :
Cold area

IGNITION SYSTEM

Item

Engine

L3

MZR-CD

(RF Turbo)

Ignition coil
Resistance
[25 °C {77 °F}]
Primary coil
(ohm)
0.49-0.57
-
Secondary coil
(kilohm)
9.5-11.1
-
Insulation resistance of case
10 or more
-
(Megohm)
High-tension lead
Resistance
No.1 lead
9.84-22.96
-
No.2 lead
No.3 lead
(kilohm)
No.4 lead
Spark plug
Type
NGK
ITR6F-13
-
Motorcraft
-
-

STARTING SYSTEM

Item

Engine

L3

MZR-CD

(RF Turbo)

Starter
No load test
Voltage
(V)
11
Current
(A)
90 or less
130 or less