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2004
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Impreza WRX F4-2.0L DOHC Turbo
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Repair and Diagnosis
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Instrument Panel, Gauges and Warning Indicators
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Tachometer
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Testing and Inspection
Tachometer: Testing and Inspection
Tachometer
INSPECTION
Measure the
tachometer
resistance.
If NG, replace the speedometer and
tachometer
assembly.
If OK, replace the combination meter printed circuit.