RigsLS
Dedicated LVC Member
- Joined
- Mar 10, 2012
- Messages
- 7,756
- Reaction score
- 532
Symptoms: No heat at idle and/or low RPM's
Direct Cause: Faulty worn out Auxiliary Coolant Flow Pump.
Correction: Replace Auxiliary Coolant Flow Pump with OEM part only. (p/n 1W4Z-18D473-AA)
Removal and Installation aka: Re&RE
1) Disconnect the battery ground cable.
2) Drain the radiator. * Upper rad hose should be out of way also.
3) Disconnect the connector.
4) Remove the two auxiliary coolant pump to fan shroud bolts.
5) Disconnect the hoses and remove the pump.
6) To install, reverse the removal procedure.
Make sure that the heater hoses are installed in the correct position.
Lubricate the coolant hoses with MERPOL® meeting Ford specification ESE-M99B144-B or plain water only, if needed.
Check for correct hose installation by verifying DATC system operation.
Direct Cause: Faulty worn out Auxiliary Coolant Flow Pump.
Correction: Replace Auxiliary Coolant Flow Pump with OEM part only. (p/n 1W4Z-18D473-AA)
Removal and Installation aka: Re&RE
1) Disconnect the battery ground cable.
2) Drain the radiator. * Upper rad hose should be out of way also.
3) Disconnect the connector.
4) Remove the two auxiliary coolant pump to fan shroud bolts.
5) Disconnect the hoses and remove the pump.
6) To install, reverse the removal procedure.