ENGINE TECHNICAL DATA [ZY, Z6]


id0150008001a0

Item

Specifications

ZY

Z6

MECHANICAL

Valve clearance
[engine cold]
(mm {in})
IN
0.27-0.33
{0.0107-0.0129}
EX
Compression pressure
(kPa {kgf/cm2, psi}) [rpm]
 
Standard
1,520 {15.50, 220.5} [300]
1,470 {14.99, 213.2} [250]
Minimum
1,064 {10.85, 154.3} [300]
1,029 {10.49, 149.2} [250]
Maximum difference between cylinders
196.1 {2.0, 28.5}
Cylinder head bolt length
(mm {in})
Standard
128.9-129.5 {5.075-5.098}
Maximum
130.2 {5.125}
Pushing distance of the front oil seal
(mm {in})
0-0.5 {0-0.019}
(from the edge of the engine front cover)
Pushing distance of the rear oil seal
(mm {in})
0-0.5 {0-0.019}
(from the edge of the cylinder block)
Oil control valve (OCV)
Resistance (ohm) [20°C {68°F}]
6.9-7.9
Idle speed
(rpm)
ATX
N range
600-700
650-750
D range
525-625
600-700
MTX
600-700
600-700
Ignition timing (test mode on)
(BTDC°)
9-11
Idle-up speed
(rpm)
No load
ATX
N range
600-700
650-750
D range
525-625
600-700
MTX
Neutral position
600-700
600-700
Electrical loads ON*1
ATX
N range
600-700
[34-42 A]
700-800
[Above 42 A]
650-750
[34-42 A]
700-800
[Above 42 A]
D range
600-700
[34-42 A]
700-800
[Above 42 A]
600-700
[34-42 A]
700-800
[Above 42 A]
MTX
Neutral position
650-750
[34-42 A]
700-800
[Above 42 A]
650-750
[34-42 A]
700-800
[Above 42 A]
A/C ON
Low load*2
ATX
N range
650-750
D range
MTX
Neutral position
High load*3
ATX
N range
700-800
D range
MTX
Neutral position
P/S ON
-
700-800
Idle mixture CO concentration
Within the regulation
Idle mixture HC concentration

LUBRICATION SYSTEM

Oil pressure (approx. quantity)
[oil temperature: 100 °C {212 °F}]
(kPa {kgf/cm2, psi}) [rpm]
330-380 {3.36-3.87, 47.8-55.0} [3,000]
Oil capacity
(approx. quantity)
Oil replacement
(L {US qt, Imp qt})
3.7 {3.9, 3.3}
Oil and oil filter replacement
(L {US qt, Imp qt})
3.9 {4.1, 3.4}
Total (dry engine)
(L {US qt, Imp qt})
4.2 {4.4, 3.7}
Engine oil
API
SG, SH, SJ, SL
Viscosity (SAE)
40, 30, 20, 20W-20, 10W-30, 10W-40, 10W-50, 20W-40, 15W-40, 20W-50,
15W-50, 5W-20, 5W-30
ILSAC
GF-2, GF-3

COOLING SYSTEM

Coolant capacity
(L {US qt, Imp qt})
With heater:6.0 {6.3, 5.3}
Without heater:5.5 {5.8, 4.8}
Cooling system cap valve opening pressure
(kPa {kgf/cm2, psi})
90-110 {0.92-1.12, 13.1-15.9}
Thermostat
Initial-opening temperature
(°C {°F})
80-84 {176-183}
Full-opening temperature
(°C {°F})
95 {203}
Full-open amount
(mm {in})
8.5 {0.33} or more

FUEL SYSTEM

Fuel line pressure
(kPa {kgf/cm2, psi})
Fuel hold pressure
250 {2.55, 36.2} or more
Fuel pressure
350-410 {3.57-4.18, 50.8-59.4}
Fuel injector
Resistance
(ohm) [20°C {68°F}]
Approx. 13.8
Leakage amount
(drop/2 min)
1 or less
Injection volume
(ml {cc, cu in}/15 s)
64-84 {64-84, 3.9-5.1}

CHARGING SYSTEM

Battery
Electrolyte gravity
1.22-1.29 [20 °C {68 °F}]
Maximum back-up current*4
(mA)
20
Test load chart (A)
Battery type
(5-hour rate)
50D20L (40)
150
75D23L (52)
-
195
75D26L (52)
-
195
Slow charge (A)
Battery type
(5-hour rate)
50D20L (40)
4.0-5.0
75D23L (52)
-
5.0-6.0
75D26L (52)
-
5.0-6.0
Quick charge
(A/30 min.)
Battery type
(5-hour rate)
50D20L (40)
25
75D23L (52)
-
35
75D26L (52)
-
35
Generator
Standard voltage
(V)
Ignition switch ON
Terminal
B
B+
P
Approx. 1.0 or less
D
Approx. 0
Idle [20 °C {68 °F}]
Terminal
B
13.0-15.0
P
Approx. 3.0-8.0
D
*7

IGNITION SYSTEM

Spark plug
Type
BKR5E-11 (NGK)
K16PR-U11, SK16PR-E11 (DENSO)
BP1318100 (MAZDA)
Plug gap
Standard
(mm {in})
1.0-1.1 {0.039-0.043}
Resistance [25°C {77°F}]
(kilohm)
3.0-7.5

STARTING SYSTEM

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

*1 :
Generator generating current value.
*2 :
Refrigerant pressure switch (middle pressure switch) is off.
*3 :
Refrigerant pressure switch (middle pressure switch) is on.
*4 :
Back-up current is the constant flow of current present (for such as the audio unit, clock, PCM) when the ignition switch is off and with the ignition key removed.
*5 :
For intensely hot area.
*6 :
The lower limit must be more than 0 A.
*7 :
Turn the following electrical loads on and verify that the voltage reading increases.
• Headlights
• Blower motor
• Rear window defroster