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6E-192 EMISSION AND ELECTRICAL DIAGNOSIS DTC-52 Electronically Erasable Programmable Read Only Memory (EEPROM) Error Step Action Value YES NO 1 Was the “Diagnostic system check” per- — Go to diagnostic system check 2 Using the DVM, check the resistance between Does the DVM read the following Value? 23 Ω (for 12 Volt) 100 Ω (for 24 Volt) 3 1. Ignition “OFF” ECM. 3. Check the short to voltage of Relay circuit between the ECM and Relay connector 4. Repair if necessary. Has DTC 42 been corrected? — 4 Replace the Relay. Is the action complete? — — 5 Replace the ECM. Is the action complete? — — 6 1. Reconnect all the connectors removed. Does DTC 42 come normal condition? — 7 Is any current trouble other than DTC 42 dis- — Go to trouble code section Trouble code clear Step Action Value YES NO 1 Was the “Diagnostic system check” per- — Go to diagnostic system check 2 Replace the ECM. Is the action complete? — — 3 1. Reconnect all the connectors removed. Is DTC 52 all right under Scan Tool Check? — 4 Is any current trouble other than DTC 52 dis- — Go to trouble code section Trouble code clear |