12A-1
FUEL MIXTURE
Specifications
K7J, and 710
12A
(1)
for a coolant temperature above 80˚C and after the
engine speed has stabilised at 2,500 rpm for 30 se-
conds approx.
(2)
octane rating 91 unleaded compatible
(3)
for the legal values, see specifications by country
(4)
at 2000 rpm CO should be 0.3 % maximum
Vehicle
type
Engine
Test carried out at idle speed
(1)
Fuel
(2)
(mini-
mum
octane
rating)
Pollutant emissions
(3)
Type Suffix Depol-
lution
stan-
dard
Idling
speed
(rpm)
CO (%)
(4)
CO2
(%)
HC
(ppm)
Lambda
(λ)
LS0A
K7J 710 Euro 3
752 +/-
40
0.5
maxi-
mum
14.5
maxi-
mum
100
0.97
<λ<
1.03
Super
unleaded
(Octane
rating 95)
LS0C
Without
OBD
Temperatures in ˚C +/- 1 -40 -10 25 50 80 110 120
Negative temperature coefficient air
temperature sensor (resistance in Ω)
49930
± 6790
9540 ±
10440
2050 ±
123
810 ±
47
309 ±
17
135 ± 8 105 ± 7
Negative temperature coefficient coo-
lant temperature sensor (resistance in
Ω)
75780
± 6970
12460
± 1121
2250 ±
112
810 ±
38
280 ± 9 114 ± 3 87 ± 2
Description Brand - Type Special notes
Injection computer SIEMENS-SIRIUS 32 90-track computer
Ignition coils JCAE Dual-output single unit coils
4-track connector
- A: cylinder coil controls 1 and 4
- B: cylinder coil controls 2 and 3
-C: + 12 V supply
-D: not wired
Injectors BOSCH EV14 Resistance: 12 Ω at 20˚C
2 track connector
- 1: supply
- 2: earthing
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