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".
Vehicle information
Identification information
Model Variation
FWD Model
AWD Model
Prefix and Suffix Designations
Identification Number
Air conditioner specification label
Emission control information label
Vehicle identification number chassis
number (center of bulkhead) ...
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
...
C1199 brake booster
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1199
BRAKE BOOSTER
When brake booster vacuum is approx. 0 kPa (0 mm-
Hg) during engine running.
Harness or connector
Vacuum sensor (brake booster)
...