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Home >> Chrysler >> 1984 >> E Class 2.2 D >> Repair and Diagnosis >> Engine Performance >> System >> 2.2L Non-Turbo TBI Tests >> Testing & Diagnosis Preliminary Checks >> Test Dr9 - ASD To Logic Module (Code 42 With NNN ATM Test) >> Auto Shutdown (ASD) Relay To Logic Module Ckt. Fault Code 42 With NNN ATM Test
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Auto Shutdown (ASD) Relay To Logic Module Ckt. Fault Code 42 With NNN ATM Test

Turn ignition off. Disconnect Black connector from logic module. Connect a voltmeter between cavity No. 6 of Black connector and ground. Turn ignition on. Press ATM button on diagnositic readout box. If voltmeter reads within one volt of battery voltage, replace logic module. If voltmeter does not read withijn battery voltage, repair wire in cavity No. 6 for an open circuit to relay.