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EC-1618
[YD (WITHOUT EURO-OBD)]
DTC P0237, P0238 TC BOOST SENSOR
DTC P0237, P0238 TC BOOST SENSOR PFP:22365
Component Description BBS002AT
The turbocharger boost sensor detects pressure in the exit side of
the charge air cooler. The sensor output voltage to the ECM
increases as pressure increases.
CONSULT-II Reference Value in Data Monitor Mode BBS002AU
Specification data are reference values.
On Board Diagnosis Logic BBS002AV
The MI will not light up for these self-diagnoses.
NOTE:
If DTC P0237 or P0238 is displayed with DTC P0652 or P0653, first perform trouble diagnosis for DTC
P0652 or P0653. Refer to EC-1691, "
DTC P0652, P0653 SENSOR POWER SUPPLY" .
MBIB0614E
MBIB0899E
MONITOR ITEM CONDITION SPECIFICATION
INT/M PRES SE [kPa]
● Engine: After warming up
● Air conditioner switch: OFF
● Shift lever: Neutral position
● No load
Idle Approx. 100 kPa
2,800 rpm Approx. 126 kPa
4,000 rpm Approx. 106 kPa
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0237
0237
Turbocharger boost sensor
circuit low input
An excessively low voltage from the sensor is
sent to ECM.
● Harness or connectors
(The sensor circuit is open or
shorted.)
● Turbocharger boost sensor
P0238
0238
Turbocharger boost sensor
circuit high input
An excessively high voltage from the sensor is
sent to ECM.
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