Description
The EVAP control system pressure sensor detects pressure in the purge line. The sensor output voltage to the ECM increases as pressure increases
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE: Never remove fuel filler cap during DTC confirmation procedure.
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
2.PERFORM DTC CONFIRMATION PROCEDURE-1
With CONSULT
3.PERFORM DTC CONFIRMATION PROCEDURE-2
With CONSULT
4.PERFORM DTC CONFIRMATION PROCEDURE-3
With CONSULT
Check 1st trip DTC.
5.PERFORM DTC CONFIRMATION PROCEDURE-4
With GST
6.PERFORM DTC CONFIRMATION PROCEDURE-5
With GST
Diagnosis Procedure
1.CHECK GROUND CONNECTION
2.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR FOR WATER
3.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT
4.CHECK SENSOR POWER SUPPLY CIRCUIT
Check harness for short to power and short to ground, between the following terminals.
5.CHECK COMPONENTS
Check the following.
6.CHECK APP SENSOR
7.REPLACE ACCELERATOR PEDAL ASSEMBLY
8.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
9.CHECK INTERMITTENT INCIDENT
Component Inspection
1.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
Always replace O-ring with a new one.
CAUTION:
Cooling fan
Description
The ECM controls the cooling fan corresponding to the vehicle speed, engine
coolant temperature, refrigerant
pressure, and air conditioner ON signal. The control system has 4-step control
[HIGH/MIDDLE/LOW/OFF].
COOLING FAN MOTOR
The cooling fan operates at each speed when the cu ...
Low tire pressure warning
If the vehicle is being driven with low tire
pressure, the warning light will illuminate.
A "Tire Pressure Low - Add Air" warning
also appears in the vehicle information display.
When the low tire pressure warning light
illuminates, you should stop and adjust the
tire pressure of all four ...
P0300, P0301, P0302, P0303, P0304, P0305, P0306 misfire
DTC Logic
DTC DETECTION LOGIC
When a misfire occurs, engine speed will fluctuate. If the engine speed
fluctuates enough to cause the crankshaft
position (CKP) sensor (POS) signal to vary, ECM can determine that a misfire is
occurring.
The misfire detection logic consists of the followin ...