OTC Tools Code Scanner Manual Del Usuario página 29

Engine Coolant
Temperature (ECT) sensor
– signal voltage higher than
expected.
Octane Adjust service pin
in use.
Air Conditioner (A/C) clutch
is cycling frequently.
Cannot control RPM during
Engine Run Self-Test – low
RPM check.
Cannot control RPM during
Engine Run Self-Test –
high RPM check.
Idle Speed Control actuator
– operating at minimum
limit.
Idle Speed Control actuator
– operating at maximum
limit.
Idle Speed Control system
– minimum learning limit
reached.
Idle Speed Control system
– maximum learning limit
reached.
Vehicle Speed Sensor
(VSS) – signal too small.
RPM or Vehicle Speed
Sensor (VSS) limit reached.
NO REPAIR REQUIRED.
Electronic Control
Assembly (ECA) problem –
Read-Only Memory (ROM)
test failure.
Electronic Control
Assembly (ECA) problem –
Keep Alive Memory test
failure.
Electronic Control
Assembly (ECA) problem –
internal voltage test failure.
Power Steering Pressure
Switch (PSPS) – open
connection circuit failure.
Power Steering Pressure
Switch (PSPS) – circuit
switching not detected.
Vehicle transmission not in
PARK during Key On
Engine Off Self-Test.
Low Speed Fuel Pump –
open circuit failure between
battery and Electronic
Control Assembly (ECA).
Vehicle transmission in
gear or air conditioner on.
Neutral Position Switch
(NPS) open circuit failure or
Air Conditioner on during
Engine Off Self-Test.
Clutch Switch (CS) – circuit
failure.
Data Communication Link
(DCL) or Electronic Engine
Control (EEC) system –
circuit failure.
Cluster Control Assembly
(CCA) – circuit failure.
Electronic Instrument
Cluster (EIC) – circuit
failure in Data
Communication Link (DCL).
Brake On-Off (BOO) switch
– circuit failure or not
activated during Engine
Run Self-Test.
Insufficient RPM change
during Dynamic Response
Test (Engine Run Self-
Test).
or,
Invalid cylinder balance test
– throttle position
movement.
or,
Invalid cylinder balance test
– cylinder identification
problems.
Air conditioner or defroster
on.
Fuel Pump (FP) circuit
open connection –
Electronic Control
Assembly (ECA) to motor
ground.
Fuel Pump (FP) circuit
open connection –
Electronic Control
Assembly (ECA) to battery.
29
Idle Air Control (IAC)
solenoid – circuit failure.
Thermactor Air Bypass
(TAB or AM-1) solenoid:
circuit failure.
Thermactor Air Diverter
(TAD or AM-2) solenoid:
circuit failure.
Fuel Pressure Regulator
Control (FPRC) – circuit
failure.
SBS circuit failure.
Fuel Pump (FP) relay –
primary circuit failure.
Low Speed Fuel Pump –
primary circuit failure.
EGR Valve Regulator
(EVR) solenoid – circuit
failure.
Air Conditioner Clutch
(ACC) relay – circuit failure.
Turbocharger Control
Solenoid (TCS) – output
circuit failure.
Auxiliary Electro-Drive Fan
(AEDF) – circuit failure.
High Speed Electro-Drive
Fan (HEDF) – circuit failure.
Electro-Drive Fan (EDF) –
circuit failure.
Cannister Purge (CANP)
solenoid – circuit failure.
3/4 Shift solenoid – circuit
failure.
Auxiliary Cannister Purge
(AUX-CANP) – circuit
failure.
EGR vacuum solenoid –
circuit failure.
EGR vent solenoid – circuit
failure.
Electro-Drive Fan (EDF) –
operation not detected
during Key On Engine Off
Self Test.