Contents Included In Service Information - Hitachi 6HK1 Workshop Manual

14A-2 Service Information Guide (All models)
1.

Contents included in service information

Removal
Includes the removal procedure for repairing parts and
devices, etc.
Installation
Includes the installation procedure for repairing parts and
devices, etc.
Disassembly
Includes the disassembly procedure for performing an
overhaul of a unit or assembly part, etc.
Assembly
Includes the assembly procedure for performing an
overhaul of a unit or assembly part, etc.
Inspection
Includes the inspection items for the parts that
particularly require inspection to ensure continued
performance of parts and devices.
The standard values, set values, and limits for use of parts
are included if they have these specifications set.
Cleaning
Includes the cleaning procedure for parts and devices, etc.
Preparation
Includes the preparatory procedure necessary before
removing parts and devices, etc.
Adjustment
Includes the adjustment procedure when parts have to be
adjusted to set values or standard values when performing
assembly or installation.
Measurement
Includes the measurement procedure to judge if parts are
installed correctly, etc.
Drain
Includes the draining procedure of oil, etc.
Refill
Includes the refilling procedure of oil, etc.
Air removal
Includes the air removal procedure when air removal is
necessary after replacing oil, etc.
Writing
Includes the writing procedure necessary after replacing
the ECM or supply pump.
Precaution
Contents included in service information
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Includes the maintenance precautions specific to each
item.
Disconnection
Includes the disconnection procedures of wiring, piping,
etc.
Connection
Includes the connection procedures for wiring, piping,
etc.
Setting
Includes the setting procedure necessary after replacing
the ECM, etc.
Replacement
Includes the replacement procedure for parts and oils, etc.
Prioritized DTC
Includes DTCs that need to be diagnosed and resolved
before the relevant DTC when multiple DTCs are
detected.
Diagnosis
Includes the diagnosis procedure for troubleshooting
symptoms.
DTCs are listed in the descending order of priority.
Confirmation of problem resolution
Includes procedures to clear the DTC and any necessary
confirmation steps using numeric values, etc.
Functional description
Includes detailed functional description related to
functional inspection.
Symptom description
Includes detailed symptom descriptions related to
diagnosis by symptom.
DTC description
Includes circuit description related to DTCs.
Setting conditions
Includes the preconditions and judgment conditions
required for the ECU to detect a DTC.
Action upon setting
Includes information related to control actions taken by
the ECU when DTCs are set.
Items related to ETM
Items related to the ETM are included in "Using the
Wiring Diagram".
2. Arrows and symbols