TEST
ACTION
APPLICABILITY
5
Turn the ignition off.
Disconnect the Boost Pressure Servo Motor harness connector.
Disconnect the ECM harness connectors.
Measure the resistance between the Boost Pressure Servo Motor Control circuit in
the Boost Pressure Servo Motor harness connector and ground.
Is the resistance above 1000 ohms?
All
Yes
→ Go To 6
No
→ Repair the Boost Pressure Servo Motor Control circuit for a short
to ground.
Perform ROAD TEST VERIFICATION - VER-2.
6
Turn the ignition off.
Disconnect the Boost Pressure Servo Motor harness connector.
Disconnect the ECM harness connectors.
Measure the resistance of the Boost Pressure Servo Motor Control circuit.
Is the resistance below 10.0 ohms?
All
Yes
→ Go To 7
No
→ Repair the Boost Pressure Servo Motor Control circuit for an
open.
Perform ROAD TEST VERIFICATION - VER-2.
7
Turn the ignition off.
Install a substitute Boost Pressure Servo Motor in place of the vehicle’s Boost
Pressure Servo Motor.
NOTE: Ensure the ECM and Boost Pressure Servo Motor harness connec-
tors are connected.
Turn the ignition on.
With the DRB, check for this DTC to set again.
Did this DTC set again?
All
Yes
→ Replace and program the Engine Control Module in accordance
with the Service Information.
Perform ROAD TEST VERIFICATION - VER-2.
No
→ Replace the Boost Pressure Servo Motor.
Perform ROAD TEST VERIFICATION - VER-2.
169
DRIVEABILITY - DIESEL
P2111-BOOST
PRESSURE
SERVO
MOTOR
CIRCUIT
SHORT
TO
GROUND —
Continued