Section layout, Section layout -90 – JLG 510AJ Service Manual User Manual

Page 132

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SECTION 3 - CHASSIS AND TURNTABLE

3-90

– JLG Lift –

3121181

3.14

DGC DIAGNOSTIC SUPPORT AND TROUBLE
CODE DEFINITIONS

This section defines the diagnostics and recommended trou-
bleshooting procedures associated with an EControls Diesel

Governor Control (DGC) engine control module (ECM) for use
on industrial engines.

Section Layout

This section is organized in the following manner:

DTC XXXX- Diagnostic Condition

Block Diagram of Circuit

External Hardware Input/Output- This identifies the hardware that either sends an input

to the ECM or is driven by and ECM output.

Check Condition- This defines what condition to troubleshoot the fault condition.

Fault Condition(s)- This identifies the condition(s) that set the fault.

Corrective Action(s)- This identifies the RECOMMENED corrective action(s) that the

ECM is generally programmed to perform. In some instances, the calibration
engineer(s) may choose to perform a different action.

Emissions or Non-emissions related fault

Text to identify the circuit of interest and its use for control.

Text to describe t he conditions that cause the fault to set.

DTC XXXX- Diagnostic Condition

Note: Helpful tips used to aid troubleshooting

Yes

No

Troubleshooting flow
chart

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