DTC P16EA

DTC P16EA  : Electric Engine Coolant Pump Relay Stuck On

DTC (PGM-FI)

1. Problem verification

   -1. Turn the vehicle to the ON mode.

   -2. Clear the DTC with the HDS.

   -3. Turn the vehicle to the OFF (LOCK) mode, and wait for 10 seconds.

   -4. Turn the vehicle to the ON mode.

   -5. Check for Pending or Confirmed DTCs with the HDS.

   DTC Description	Confirmed DTC	Pending DTC
   P16EA Electric Engine Coolant Pump Relay Stuck On

   DTC (PGM-FI)

   Is DTC P16EA indicated?

   YES 

   The failure is duplicated. Go to step 2.

   NO 

   Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the engine EWP relay and the PCM. If the on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the on-board snapshot .

2. Relay check

   -1. Turn the vehicle to the OFF (LOCK) mode.

   -2. Remove the engine EWP relay .

   -3. Test the engine EWP relay .

   Is the relay OK?

   YES 

   Check for any authorized service information related to the DTCs or symptoms you are troubleshooting, or substitute a known-good PCM , then recheck. If DTC P16EA goes away and the PCM was substituted, replace the original PCM .

   NO 

   Replace the engine EWP relay.