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Home >> Mazda >> 2008 >> Tribute 2WD L4-2.3L >> Repair and Diagnosis >> Lighting and Horns >> Backup Lamp >> Testing and Inspection >> Pinpoint Tests >> Pinpoint Test 2
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Pinpoint Test 2

PINPOINT TEST 2: AN INDIVIDUAL REVERSING LAMP IS INOPERATIVE

Normal Operation
When the reversing lamps relay is energized, voltage is routed to the reversing lamps through circuit (G/L). The reversing lamps are provided ground through circuit (B/GY).

Possible Causes
- Wiring, terminals or connectors
- Bulb holder

Diagnostic Procedure

CAUTION: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.

NOTE: The battery ground cable must be disconnected for accurate test results when checking ground circuits for continuity to ground.


Step 1-Step 2:




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