DaimlerChrysler Jeep Grand Cherokee 2002 Service Manual page 60

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DRIVEABILITY - DIESEL
P0201-CYLINDER 1-INJECTOR CIRCUIT CURRENT DECREASE —
Continued
TEST
9
Turn the ignition off.
Replace the Cylinder Fuel Injector in accordance with the Service Information.
With the DRBIII , erase the ECM DTCs.
Test drive the vehicle.
With the DRBIII , read the ECM DTCs.
Does the DRBIII display this DTC?
Yes → Replace and program the Engine Control Module in accordance
→ The repair is complete.
No
10
WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND IN A
DIRECT LINE WITH THE FAN. DO NOT PUT YOUR HANDS NEAR THE
PULLEYS, BELTS OR FAN. DO NOT WEAR LOOSE CLOTHING.
NOTE: The conditions that set the DTC are not present at this time. The
following list may help in identifying the intermittent condition.
With the engine running at normal operating temperature, monitor the DRB
parameters related to the DTC while wiggling the wiring harness. Look for param-
eter values to change and/or a DTC to set.
Review the DTC When Monitored and Set Conditions. If possible, try to duplicate the
conditions under which the DTC was set.
Refer to any Technical Service Bulletins (TSB) that may apply.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Visually inspect the related wiring harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Were any of the above conditions present?
Yes → Repair as necessary.
→ Test Complete.
No
ACTION
with the Service Information.
Perform ROAD TEST VERIFICATION - VER-2.
Perform ROAD TEST VERIFICATION - VER-2.
Perform ROAD TEST VERIFICATION - VER-2.
52
APPLICABILITY
All
All

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