OTC Tools Code Scanner Manual Del Usuario página 28

Ignition system (distributor-
less) problem – Coil #2
primary side circuit failure.
Ignition system (distributor-
less) problem – Coil #3
primary side circuit failure.
Ignition system (distributor-
less) problem – Loss of left
side Ignition Diagnostic
Monitor (IDM) signal.
Ignition system problem –
Spark Output (SPOUT)
signal open circuit (no
spark advance timing).
Distributorless Ignition
System (DIS) problem –
Spark timing error.
Distributorless Ignition
System (DIS) problem –
Loss of right side Ignition
Diagnostic Monitor (IDM)
signal.
Distributorless Ignition
System (DIS) problem –
Loss of Dual Plug Inhibit
(DPI) control.
Distributorless Ignition
System (DIS) problem –
Primary circuit failure in
Coil #1, 2, 3 or 4.
Knock Sensor (KS) signal
not detected during
Dynamic Response Test
(Engine Run Self-Test).
Electronic Distributorless
Ignition System (EDIS)
problem – Ignition
Diagnostic Monitor (IDM)
signal not received.
Electronic Distributorless
Ignition System (EDIS)
problem – Crankshaft
Position Sensor (CPS)
error.
Electronic Distributorless
Ignition System (EDIS)
problem – Coil #1, 2, 3 or 4
circuit failure.
Electronic Distributorless
Ignition System (EDIS)
problem – Spark Advance
Word (SAW) signal error.
Ignition system
(distributorless) problem –
Coil #4 primary side circuit
failure.
Electronic Distributorless
Ignition System (EDIS)
problem – Crankshaft
Position Sensor (CPS)
signal received with engine
off.
Ignition Diagnostic Monitor
(IDM) signal problem –
pulsewidth error between
Electronic Distributorless
Ignition System (EDIS) and
Electronic Control
Assembly (ECA).
Distributorless Ignition
System (DIS) problem –
operating in failure mode.
Electronic Distributorless
Ignition System (EDIS)
problem – Secondary
circuit failure in Coil #1, 2, 3
or 4.
Cylinder Identification (CID)
circuit failure during
Cylinder Balance Test.
Thermactor Air System
problem – no operation
during Engine Run Self-
Test (Bank #1).
Thermactor Air System
problem – air flow
misdirected during Engine
Run Self-Test.
Thermactor Air System
problem – air flow not
bypassed (vented to
atmosphere) during Engine
Run Self-Test.
Thermactor Air System
inoperative during Engine
Run Self-Test (Bank #2
with dual oxygen sensors).
Thermactor Air System
problem – inadequate air
flow during cold start.
Thermactor Air System
problem – inadequate air
flow during hot engine low
RPM.
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Thermactor Air System
problem – air flow not
bypassed (vented to
atmosphere) during Engine
Run Self-Test.
Engine Air Management
(EAM) System problem –
monitor circuit signal
voltage is high when
commanded off.
Engine Air Management
(EAM) System problem –
monitor circuit signal
voltage is low when
commanded on.
Pressure Feedback EGR
(PFE) sensor or EGR
Pressure Transducer (EPT)
– signal voltage lower than
expected.
EGR Valve Position (EVP)
sensor, Pressure Feedback
EGR (PFE) sensor or EGR
Pressure Transducer (EPT)
– signal voltage too low.
EGR Valve Position (EVP)
sensor – signal voltage
lower than expected
(closed valve position).
Insufficient EGR flow
detected.
EGR Valve Position (EVP)
sensor – signal voltage
higher than expected
(closed valve position).
Pressure Feedback EGR
(PFE) sensor or EGR
Pressure Transducer (EPT)
– signal voltage higher or
lower than expected (Key
On Engine Off Self-Test).
Pressure Feedback EGR
(PFE) sensor or EGR
Pressure Transducer (EPT)
– signal voltage higher than
expected (exhaust pressure
high).
EGR Valve Position (EVP)
sensor, Pressure Feedback
EGR (PFE) sensor or EGR
Pressure Transducer (EPT)
– signal voltage too high.
Engine Coolant
Temperature (ECT) sensor
– signal voltage lower than
expected.