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Test 28, Check VRS High Or Low Resistance

With key off and ECA disconnected, disconnect EDIS diagnostic cable negative lead from battery. Set DVOM to 20-k/ohm scale. Measure resistance between breakout box pins No. J48 (VRS E) and J35 (VRS+ E). If resistance is less than 2550 ohms, go to next test. If resistance is greater than 2550 ohms, go to TEST 30.

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