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DIAGNOSIS TSB Revision WIRELESS CONTROL MODULE (WCM) 42C-113 STEP 3. Register the keyless ID using a known-good received. Q: Can the transmitter be registered correctly? YES : Replace the original transmitter with a new one. transmitter cannot be registered). Replace WCM and transmitter works normally, the input signal from the CHECK AT ECU TERMINALS M1427500900120 AC507349 C-07 AH Terminal Check item Check condition Normal condition 1 Receiver antenna assembly Ignition key lock button, unlock 0 to 5 V (pulse signal) 2 − − − 3 Receiver antenna assembly DATA Ignition key lock button, unlock 0 to 5 V (pulse signal) 4 − − − 5 Receiver antenna assembly power Ignition switch: OFF 0 to 5 V (pulse signal) 6 Power supply (Battery) Always Battery voltage 7 Ground Always 0 V 8 Receiver antenna assembly ground Always 0 V 9 Power supply (Ignition switch: IG1) Ignition switch: ON Battery voltage 10 CAN L − − 11 CAN H − − 12 Receiver antenna assembly power Always 5 V |