Low tire pressure indicator does not go off, and no DTCs are stored
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:
If the low tire pressure indicator is turned on at the same time as the TPMS indicator, go to the following TPMS symptom troubleshooting first: TPMS indicator does not go off, and no DTCs are stored in the TPMS symptom troubleshooting (see TPMS INDICATOR DOES NOT GO OFF, AND NO DTCS ARE STORED
) first.
- Turn the ignition switch to ON (II).
- Check the low tire pressure indicator for several seconds when the ignition switch is turned to ON (II).
Did the indicator come on and then blink for about 75 seconds?
YES -Check for gauge DTCs with the HDS (see WIRE COLOR CODES ) and go to the indicated gauge DTC'S TROUBLESHOOTING .
NO -Go to step 3
- Turn the ignition switch to LOCK (0).
- Disconnect the TPMS control unit 20P connector (see TPMS CONTROL UNIT REPLACEMENT ).
- Turn the ignition switch to ON (II).
- Check the low tire pressure indicator for several seconds when the ignition switch is turned to ON (II).
Did the indicator come on and then blink for about 75 seconds?
YES -Replace the TPMS control unit (see TPMS CONTROL UNIT REPLACEMENT ).
NO -Do the troubleshooting for the gauge control module (see SELF-DIAGNOSTIC FUNCTION ). If necessary, substitute a known-good gauge control module (see GAUGE CONTROL MODULE REPLACEMENT ), and recheck.