PIP5353D

Service Bulletin Details

Public Details for: PIP5353D

This preliminary information communication provides information to the technician about vehicles that may have a rough idle or misfire. Technician may find diagnostic trouble code P0300 set in the engine control module. Technician will need


- 2018 - 2017 - 2016 - 2015 - 2014 - 2013 - 2012 - 2011 -

Bulletin No.: PIP5353D
Published date: 05/4/2018
Preliminary Information
PIP5353D Diagnostic Tip - Crossed Fuel Injector Harness Issues
Models
Brand:
Model:
Model Years:
VIN:
from
to
Engine:
Transmissions:
Buick
Encore
2014 - 2018
All
All LUJ 1.4L, LUV 1.4L
MH8 MHB MNK 6T40, MR5 6-speed manual
Chevrolet
Cruze
2011 - 2015
All
All LUJ 1.4L, LUV 1.4L
MH8 6T40, MZ4 MF3 6-speed Manual
Chevrolet
Cruze Limited
2016
All
All LUJ 1.4L, LUV 1.4L
MH8 6T40, MF3 MR5 6-speed Manual
Chevrolet
Sonic
2012 - 2018
All
All LUJ 1.4L, LUV 1.4L
MH8 6T40, MZ4 MR5 6-speed Manual
Chevrolet
Trax
2013 - 2018
All
All LUJ 1.4L, LUV 1.4L
MH8 MHB MNH MNK 6T40, MR5 6-speed manual
Supersession Statement
This PI was superseded to update model years. Please discard PIP5353C.
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
Condition / Concern
A technician may encounter a rough idle, surge, shudder, poor transmission shift feel, misfire with or with out diagnostic trouble code
(DTC) P0300 set in the Engine Control Module (ECM).
Recommendations / Instructions
While performing the visual inspection portion of Strategy Based Diagnosis, utilize engine controls schematics to compare the Fuel
Injector Control Circuit wire colors at the fuel injectors and at the ECM connectors.
The connections at the fuel injectors or individual circuits at the ECM connectors can be reversed leading to misfires that may occur
only under specific circumstances or RPM ranges making them difficult to duplicate or diagnose.
If this concern is found, inspect the related harnesses and terminals for signs damage due to the misrouting.
If this concern is not found, continue with SBD on the symptoms.
Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved
without completing every step, the remaining steps do not need to be performed.
Additional SI Keywords
converter, chuggle, harsh, M32, TCC, torque,
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