General Check Before Troubleshooting

WARNING: This page is about a different car, the 2016 Acura RDX, 2015 Acura RDX, 2014 Acura RDX, and 2013 Acura RDX. However, it is still accessible from the selected car via links, so may be relevant.

Before troubleshooting the keyless access system, check the following items and solve any applicable issues.

Check the No. A2-3 (60 A) and No. A29 (10 A) fuses in the under-hood fuse/relay box.
Check the No. B4 (15 A) and No. B31 (10 A) fuses in the under-dash fuse/relay box.
Check for poor connection at the power control unit and the keyless access/TPMS control unit.
Check for DTCs with the HDS; if a DTC is indicated, troubleshoot the DTC first.
Before testing, troubleshoot the keyless access system first using SELF CHECK, and if any malfunction is found, troubleshoot it first.
Make sure the keyless remote is not in a purse with coins, wrapped with any metallic material, placed near a mobile phone or computer.
Make sure the vehicle battery is fully charged.
Make sure the keyless remote batteries are not low; if they are, replace the keyless remote battery.
Make sure a different keyless remote is not being used; only use an Acura-approved keyless remote.
Make sure the keyless remote is not attached to a key ring or key case; if it is, remove the key from it.
Make sure aftermarket accessories are not installed; remove any aftermarket accessories.
Make sure aftermarket accessories are not connected to the S-NET or IGN TRX line; disconnect any aftermarket accessories from the S-NET or IGN TRX line.
Make sure there is no electrical interference nearby; avoid areas with electrical or radio interference.