The horn does not sound and/or the parking lights and the side marker lights do not flash when the PANIC button on the transmitter is pressed
WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Before troubleshooting, check the B-CAN DTCs. If any DTC is indicated, refer to the B-CAN System Diagnosis Test Mode A (see
TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A
), and troubleshoot the indicated DTC(s) first.
- Press and hold the PANIC button for about 2 seconds.
Do the horns sound?
YES -Go to step 3.
NO -Go to step 2.
- Press the horn button.
Do the horns sound?
YES -Go to step 3.
NO -Check the horn circuit (see CIRCUIT DIAGRAM ).
- Turn the headlight switch ON.
Do the headlights come on?
YES -Go to step 4.
NO -Check the lighting circuit. Do the MICU input test (see CONTROL UNIT INPUT TEST ).
- Do the transmitter test (see Transmitter Test/Replacement
).
Is the transmitter OK?
YES -Substitute a known-good MICU and recheck.
NO -Replace the transmitter.