ENGINE TECHNICAL DATA


id015000800100

Item

Specification

Valve clearance [Engine cold]
IN: 0.22-0.28 mm {0.0087-0.0110 in} (0.25±0.03 mm {0.0098±0.0011 in})
EX: 0.27-0.33 mm {0.0107-0.0129 in} (0.30±0.03 mm {0.0118±0.0011 in})
Compression pressure [LF]: Taiwan specs.
Standard: 1,720 kPa {17.54 kgf/cm2, 249.5 psi} [300 rpm]
Minimum: 1,204 kPa {12.28 kgf/cm2, 174.6 psi} [300 rpm]
Maximum difference between cylinders: 196.1 kPa {1.999 kgf/cm2, 28.44 psi}
Compression pressure [LF]: Except Taiwan specs.
Standard: 1,400 kPa {14.28 kgf/cm2, 203.1 psi} [300 rpm]
Minimum: 980 kPa {9.99 kgf/cm2, 142 psi} [300 rpm]
Maximum difference between cylinders: 196.1 kPa {1.999 kgf/cm2, 28.44 psi}
Compression pressure [L3]
Standard: 1,430 kPa {14.58 kgf/cm2, 207.4 psi} [290 rpm]
Minimum: 1,000 kPa {10.197 kgf/cm2, 145.00 psi} [290 rpm]
Maximum difference between cylinders: 196.1 kPa {1.999 kgf/cm2, 28.44 psi}
Cylinder head bolt length
Standard: 149.0-150.0 mm {5.86-5.90 in}
Maximum: 150.5 mm {5.92 in}
Pushing distance of the front oil seal (from the edge of the engine front cover)
0-0.5 mm {0-0.019 in}
Oil control valve (OCV) coil resistance
6.9-7.9 ohms
Ignition timing
Approx. BTDC 10 degree
CO and HC concentration
Within the regulation
Oil pressure (reference value) [oil temperature: 100°C {212°F}]
LF: 234-521 kPa {2.39-5.31 kgf/cm2, 33.9-75.5 psi} min [3,000rpm]
L3: 395-649 kPa {4.03-6.61 kgf/cm2, 57.3-94.1 psi} min [3,000rpm]
Engine coolant capacity (approx. quantity)
7.5 L {7.9 US qt, 6.6 lmp qt}
Radiator cap valve opening pressure
113-142 kPa {1.1-1.4 kgf/cm2, 15-20 psi}
Thermostat initial-opening temperature
80-84 °C {176-183 °F}
Thermostat full-open temperature
97 °C {206 °F}
Thermostat full-open lift
8.0 mm {0.31 in} or more
Cooling fan motor current [LF (Australian specs.)]
Cooling fan motor No.1: 6.6 A
Cooling fan motor No.2: 6.6 A
Cooling fan motor current [L3 (Australian specs.)]
Cooling fan motor No.1: 5.9 A
Cooling fan motor No.2: 8-10 A
Cooling fan motor current [LF, L3 (General (L.H.D. R.H.D.) specs.)]
Cooling fan motor No.1: 10 A
Cooling fan motor No.2: 10 A
Fuel line pressure
375-450 kPa {3.9-4.5 kgf/cm2, 55-65 psi}
Fuel hold pressure
More than 200 kPa {2.0 kgf/cm2, 29 psi}
Fuel injector resistance
11.4-12.6 ohms [20 °C {68 °F}]
Fuel injector leakage
Less than 1 drop/2 minutes
Fuel injection volume
L3 engine: 61-79 ml {61-79 cc, 2.2-2.7 fl oz}/15 sec.
LF engine: 53-69 ml {53-69 cc, 1.9-2.4 fl oz}/15 sec.
Battery electrolyte gravity
1.22-1.29 [20 °C {68 °F}]
Battery load test current
50D20L (40): 150 A
75D23L (52): 195 A
75D26L (52): 195 A
80D26L (55): 195 A
Battery back-up current
Max. 20 mA
Battery slow charge current
50D20L (40): 4.0-5.0 A
75D23L (52): 5.0-6.0 A
75D26L (52): 5.0-6.0 A
80D26L (55): 5.5-6.5 A
Battery quick charge current [30 min.]
50D20L (40): 25 A
75D23L (52): 35 A
75D26L (52): 35 A
80D26L (55): 35 A
Generator standard voltage [IG-ON]
Terminal B: B+
Terminal P: Approx. 1 V
Terminal D: Approx. 0 V
Generator standard voltage [Idle, 20 °C {68 °F}]
Terminal B: 13-15 V
Terminal P: Approx. 3-8 V
Terminal D: Turn the electrical loads (headlights, blower motor, rear window defroster) on and verify that the voltage reading increases.
Ignition coil primary coil resistance
0.49-0.57 ohms [20 °C {68 °F}]
Ignition coil secondary coil resistance
9.5-11.1 kilohms [20 °C {68 °F}]
Ignition coil insulation resistance of case
Above 10 Megohms [20 °C {68 °F}]
Spark plug type
NGK: ITR6F-13
Starter no load test voltage
11 V
Starter no load test current
Below 90 A

Idle speed

Condition

Engine speed (rpm)*1

MTX

ATX

No load
600-700
650-750
Electrical loads*2 ON
650-750
650-750
P/S ON
650-750
650-750
A/C ON and refrigerant pressure switch (middle) OFF
700-800
650-750
A/C ON and refrigerant pressure switch (middle) ON
700-800
700-800

*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.

Engine oil capacity (approx. quantity)

L {US qt, Imp qt}

Item

Specification

LF

L3*3

Total (dry engine)
4.6 {4.8, 4.0}
Dipstick A: 4.2 {4.4, 3.7}, Dipstick B: 5.1 {5.4, 4.5}
Oil replacement
3.9 {4.0, 3.4}
Dipstick A: 3.1 {3.3, 2.7}, Dipstick B: 4.0 {4.2, 3.5}
Oil and oil filter replacement
4.3 {4.5, 3.8}
Dipstick A: 3.5 {3.7, 3.1}, Dipstick B: 4.4 {4.6, 3.9}
*3 :
Always verify the oil level with the dipsticks since the engine oil capacity differs according to dipstick specifications.

Recommended engine oil

Grade
API SG, SH, SJ, SL ILSAC GF-2, GF-3
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

Generator generated current (reference value) [Conditions] Ambient temperature: 20 °C {68 °F}, Voltage: 13.5 V, Engine hot

Engine speed (rpm)

Terminal B current (Lower limit of current must be more than 0 A.)

LF

L3

1,000
0-80 A
2,000
0-90 A