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Throttle Angle (position)
sensor - Bad Throttle Angle
(position) sensor. Faulty
Automatic Transmission (A/
T) control unit or sensor/
control unit wiring.
or ,
Clutch Switch Signal
Manual Transmission (M/
T) - Bad Clutch Switch
Control unit or faulty control
unit wiring.
or ,
Automatic Transmission
(A/T) Shift Position Signal
- Faulty control unit or
control unit wiring.
Top Dead Center (TDC)
sensor - Bad TDC sensor or
faulty sensor wiring.
or ,
Pulse generator - Bad
Pulse generator or faulty
wiring.
or ,
Ignition Output Signal -
Bad Ignition coil or faulty
ignition wiring.
or ,
CYL sensor - Bad CYL
sensor or faulty sensor
wiring.
or ,
TDC/Crank sensor - Bad
TDC/Crank sensor or faulty
sensor wiring.
or ,
Crank Angle sensor - Bad
Crank Angle sensor. Faulty
sensor wiring or Crank
Angle sensor wiring near
Spark Plug wires.
NO.1 Cylinder (CYL)
sensor - Bad NO. 1 CYL
sensor or faulty sensor
wiring.
or ,
CYL sensor - Bad CYL
sensor assembly or faulty
sensor wiring.
or ,
TDC/Crank/CYL sensor -
Bad TDC/Crank/CYL sensor
or faulty sensor wiring.
or ,
CRK/CYL sensor - Bad
CRK/CYL sensor or faulty
sensor wiring.
or ,
Crank Angle sensor - Bad
Crank Angle sensor. Faulty
sensor wiring or Crank Angle
sensor wiring near Spark
Plug wires.
Air Temperature (TA)
sensor - Bad Air
Temperature sensor or faulty
sensor wiring.
or ,
Intake Air Temperature
(TA) sensor - Bad Intake Air
Temperature sensor or faulty
sensor wiring.
Idle Mixture Adjuster (IMA)
sensor - Bad IMA sensor or
faulty sensor wiring.
Exhaust Gas Recirculation
(EGR) system - Blocked
EGR passages. Bad EGR
valve, EGR Control Solenoid
valve, Constant Vacuum
Control (CVC) valve, (EGR)
Solenoid Control valve, EGR
Control solenoid, EGR
Control Lift sensor, EGR
solenoid, EGR Valve Lift
sensor or EGR Lift sensor.
Improper Vacuum hose
routing. Faulty Vacuum
hose(s). Wiring associated
with these parts.
Atmospheric Pressure
(PA) sensor - Bad PA
sensor or faulty sensor
wiring.
Electronic Air Control
valve (EACV) - Bad EACV
or faulty EACV wiring.
or ,
Idle Control System
(EACV) - Bad EACV or faulty
EACV wiring.
or ,
Electronic Control Unit
(ECU) - Bad ECU or faulty
ECU wiring.
Ignition Output Signal -
Bad Igniter unit, Ignition coil
or faulty ignition wiring.
NOTE:
• If engine will not start,
crank for 20 seconds to
reproduce codes.
• Igniter may be damaged
due to short in wire to
ECU. If no code is stored,
Check Engine Light may
stay ON while service
connector is jumped.
or ,
Electronic Control Unit
(ECU) - Bad ECU or faulty
ECU wiring.
Fuel Injector circuit - Bad
Fuel Injector, Fuel Injector
resistor, Main Relay or faulty
associated wiring.
Vehicle Speed Sensor
(VSS) - Bad VSS or faulty
sensor wiring.
or ,
Vehicle Speed Pulsar
(VSS) - Bad VSS. Faulty
Automatic Transmission (A/
T) control unit or sensor/
control unit wiring.
Lock-up Control solenoid -
Bad Lock-up solenoid, Lock-
up Solenoid Valve or faulty
solenoid wiring.
Electrical Load Detector
(ELD) - Bad ELD or faulty
ELD wiring.
or ,
Electric Load detector
(ELD) - Bad ELD or faulty
ELD wiring.
Variable Valve Timing
Electronic Control (VTEC)
Spool Valve - Bad VTEC
Spool valve or faulty valve
wiring.
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