DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0327 | KNOCK SEN/CIRC-B1 (Knock sensor 1 circuit low bank 1 or single sensor) | An excessively low voltage from the knock sensor is sent to ECM. |
P0328 | KNOCK SEN/CIRC-B1 (Knock sensor 1 circuit high bank 1 or single sensor) | An excessively high voltage from the knock sensor is sent to ECM |
POSSIBLE CAUSE
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is more than 10 V at idle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is 1st trip DTC detected? YES >> Proceed to EC-293, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK KNOCK SENSOR GROUND CIRCUIT
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.CHECK KNOCK SENSOR INPUT SIGNAL CIRCUIT
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
3.CHECK KNOCK SENSOR
Check the knock sensor. Refer to EC-294, "Component Inspection".
Is the inspection result normal? YES >> GO TO 4.
NO >> Replace knock sensor. Refer to EM-92, "Exploded View".
4.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK KNOCK SENSOR
NOTE: It is necessary to use an ohmmeter which can measure more than 10 MΩ.
CAUTION: Do not use any knock sensors that have been dropped or physically damaged. Use only new ones. Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace knock sensor. Refer to EM-92, "Exploded View".
Drive belts
Exploded view
Generator pulley
Water pump pulley
Drive belt auto-tensioner
Crankshaft pulley
A/C compressor pulley
Drive belt retainer boss
View A
New drive belt range
Possible use range
Indicator (notch)
Checking
WARNING:
Inspect the ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT
PRE-TENSIONER”, used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...
Precaution
Precautions for trouble diagnosis
CAUTION:
Never apply 7.0 V or more to the measurement terminal.
Use a tester with open terminal voltage of 7.0 V or less.
Turn the ignition switch OFF and disconnect the battery cable
from the negative terminal when
checking the harne ...