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DTC
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B2449
|
Glow plug circuit short to ground
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|---|---|---|
|
B2450
|
Glow plug circuit open
|
|
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DETECTION CONDITION |
• CPU detects malfunction in glow plug circuit
|
|
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POSSIBLE CAUSE |
• Water heater unit malfunction
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Diagnostic procedure
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STEP
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INSPECTION
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ACTION
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|---|---|---|---|
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1
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INSPECT WATER HEATER UNIT
• Replace the water heater unit. (See WATER HEATER UNIT REMOVAL/INSTALLATION)
• Perform the Combustion Test. (See KOEO Self Test/Combustion Test.)
• Are any DTCs present?
|
Yes
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Go to the applicable DTC troubleshooting.
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|
No
|
Troubleshooting completed.
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