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Home >> Ford >> 1997 >> F 250 4WD HD Pickup V8-7.3L DSL Turbo VIN F >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Pinpoint Tests >> Pinpoint Tests >> AL - Tachometer >> Test Notes
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Test Notes

You should enter this pinpoint test only if there are no Diagnostic Trouble Codes (DTCs) retrieved and the tachometer does not work.

This pinpoint test is intended to diagnose only the following:
- Harness circuits: KEY PWR, GND and Tach signal circuit from the Powertrain Control Module (PCM)
- Tachometer
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