Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the IPDM E/R for damage, bend and loose connection (unit side and connector side). Is the Inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector. 2.CHECK HARNESS FOR OPEN CIRCUIT
Disconnect the connector of IPDM E/R.
Check the resistance between the IPDM E/R harness connector terminals.