Diagnostic procedure
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STEP
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INSPECTION
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RESULTS
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ACTION
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1
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Inspect following:
• Battery connection
• Battery condition
• Clutch is fully depressed. (with starter interlock system)
• Fuses
Are all items okay?
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Yes
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Go to next step.
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No
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Service as necessary.
Repeat Step 1.
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2
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Is clicking sound heard from starter when ignition switch is turned to START?
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Yes
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Go to next step.
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No
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Go to Step 4.
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3
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Inspect starting system.
(See STARTER INSPECTION [L3].)
Is starting system okay?
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Yes
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Inspect for seized/hydrolocked engine, flywheel.
(See FLYWHEEL INSPECTION.)
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No
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Repair or replace components as required.
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4
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Do any other electrical accessories work?
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Yes
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Go to next step.
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No
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Inspect charging system.
(See BATTERY INSPECTION.)
(See GENERATOR INSPECTION [L3].)
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5
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Connect WDS or equivalent to DLC-2.
Retrieve any continuous memory DTCs.
Are there any continuous memory DTCs displayed?
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Yes
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DTC is displayed:
Go to appropriate DTC test.
Communication error message is displayed:
Inspect for following:
• Open circuit between main relay and PCM terminal 2Y
• Open circuit between main relay terminal E and PCM terminal 2X
• Main relay is stuck open.
• Open or poor GND circuit (PCM terminal 4X, 2AB or 2AC)
• Poor connection of vehicle body GND
|
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No
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No DTC is displayed:
Inspect following:
• START circuit in ignition switch
• Open circuit between ignition switch and starter
• Starter interlock switch (with stater interlock system)
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6
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Retrieve any KOEO DTCs.
Are there DTCs displayed during KOEO inspection?
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Yes
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DTC is displayed:
Go to appropriate DTC test.
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No
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No DTC is displayed:
Inspect following:
• START circuit in ignition switch
• Open circuit between ignition switch and starter
• Starter interlock switch (with stater interlock system)
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7
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Verify test results.
• If okay, return to diagnostic index to service any additional symptoms.
• If malfunction remains, replace PCM.
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