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cuts out,
a steady pulsation or the inability of
misses
the engine to maintain a consistent
rpm
DLC
data link connector (previously
called engine diagnostic connector)
detona-
a mild to severe ping, especially un-
tion,
der loaded engine conditions
spark
knock
ECT
engine coolant temperature sensor
EGR
exhaust gas recirculation valve and
system
genera-
previously called alternator
tor
hard
The engine takes longer than usual
start
to start, even though it is able to
crank normally.
hesita-
There is a momentary lack of re-
tion, sag,
sponse when the throttle is opened.
stumble
This can occur at all vehicle speeds.
If it is severe enough, the engine
may stall.
IAT
intake/inlet air temperature sensor
IAC
idle air control motor
JTEC
Combined engine and transmission
control module
lack of
The engine has less than expected
power,
power, with little or no increase in
sluggish
vehicle speed when the throttle is
opened.
LDP
leak detection pump
MAP
manifold absolute pressure sensor
MIL
malfunction indicator lamp
MTV
manifold tuning valve
GENERAL INFORMATION
NGC
next generation controller
O2S
oxygen sensor
PCI
programmable communication inter-
face
PCM
powertrain control module
PCV
positive crankcase ventilation
PEP
peripheral expansion port
poor fuel
There is significantly less fuel mile-
economy
age than other vehicles of the same
design ad configuration
rough,
The engine runs unevenly at idle
unstable,
and causes the engine to shake if it
or er-
is severe enough. The engine idle
ratic idle
rpm may vary (called hunting). This
stalling
condition may cause stalling if it is
severe enough.
SBEC
single board engine controller
SKREEM
sentry key remote entry module
SKREES
sentry key remote entry system
SKIM
sentry key immobilizer module
SKIS
sentry key immobilizer system
start &
The engine starts but immediately
stall
dies.
surge
engine rpm fluctuation without cor-
responding change in throttle posi-
tion sensor
TPS
throttle position sensor
TRS
transmission range sensor
VSS
vehicle speed sensor/signal
15
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