0102-00 Boost Pressure Reading Stuck High (25)

112

TM 9-2320-312-24-2

Troubleshooting Section

Service Tool Display or Lamps Caterpillar

i01226387

Electronic Technician (ET) will indicate 0 kPa (0 psi)

0102-00 Boost Pressure

and display "DIAG" next to "Boost Pressure" on the

Reading Stuck High (25)

status screen while the diagnostic code is active.

The Check Engine Lamp will illuminate.

SMCS Code: 1917-038

Engine Response The engine may experience low

power when the diagnostic code is active.

Conditions Which Generate This Code:

Troubleshooting:

The Boost Pressure is higher than the boost

pressure that is required for normal operating

Perform the following diagnostic procedure: "Engine

conditions.

Pressure Sensor Open or Short Circuit - Test"

Note: This diagnostic code represents an event. This

Results:

diagnostic code does not represent an Electronic

System Fault.

OK STOP.

System Response:

i01638738

Electronic System Response Boost Pressure is

0102-04 Boost Pressure

set to 0 kPa (0 psi).

Sensor Short Circuit (25)

Service Tool Display or Lamps The Electronic

Service Tool will indicate 0 kPa (0 psi) while the

SMCS Code: 1408-081; 1917-038

Diagnostic Code is Active and "DIAG" will be

displayed on the Status Screen.

Conditions Which Generate This Code:

Engine Response The engine may experience low

The boost pressure signal voltage is below the

power when the Diagnostic Code is Active.

acceptable range.

Troubleshooting:

System Response:

Determine the cause of the excessive boost

Electronic System Response Boost pressure is

pressure such as a wastegate for the turbocharger

set to 0 kPa (0 psi).

that has failed or a line for the wastegate that has

been pinched.

Service Tool Display or Lamps Caterpillar

Electronic Technician (ET) will indicate 0 kPa (0 psi)

Results:

and display "DIAG" next to "Boost Pressure" on the

status screen while the diagnostic code is active.

OK STOP.

The Check Engine Lamp will illuminate.

Engine Response The engine may experience low

i01638732

power when the diagnostic code is active.

0102-03 Boost Pressure

Sensor Open Circuit (25)

Troubleshooting:

Perform the following diagnostic procedure: "Engine

SMCS Code: 1408-081; 1917-038

Pressure Sensor Open or Short Circuit - Test"

Conditions Which Generate This Code:

Results:

The boost pressure signal voltage is above the

OK STOP.

acceptable range.

System Response:

Electronic System Response Boost pressure is

set to 0 kPa (0 psi).