© A.T.T.S. Inc IM Solutions May, Sessions #6: Let’s Talk OBD 8:00 a.m. – 10:45 a.m. G Truglia What Problems Are Being Caused By Honda Hybrid IMA DTCs?
© A.T.T.S. Inc What problems are being caused by Honda Hybrid IMA DTCs? How does an illuminated IMA affect OBD II test? How will an IMA problem effect emission levels? Hybrid battery repairs can range from $3,000 - $5,000. Should there be a waiver issued? What We Be Covered:
© A.T.T.S. Inc Honda Vehicles With IMA Insight – Civic - Accord
© Truglia / A.T.T.S. Inc © Truglia / A.T.T.S. Inc What Is a Honda IMA?
© A.T.T.S. Inc What Problems Are Being Caused By Honda Hybrid IMA DTCs? Illuminated MIL & IMA Less Engine Power and Less MPG
© A.T.T.S. Inc How Does An Illuminated IMA Affect OBD II Test? With an Inspection Pass or Fail…Depends on your Inspection Criteria for testing theses vehicles. What really happens when the HV (high voltage) battery does not function as designed? What happens to MPGs? What happens to overall vehicle power?
© A.T.T.S. Inc How Will An IMA Problem Effect Emission Levels?
© A.T.T.S. Inc Hybrid Battery Repairs Can Range From $3,000 - $5,000 Well that’s true if the complete battery is being replaced but… There are alternatives … HV Battery Service with a Grid Charger…replacement of a dead HV stick or a battery rebuild using packs from vehicle’s that have been in accidents.
© A.T.T.S. Inc Cylindrical Pack Normal – And Uncovered Cylindrical batteries form compact 6 cell sticks, but the round shape is difficult to cool and pack densely.
© A.T.T.S. Inc Honda HV Battery Old DesignNew Design
© Truglia / A.T.T.S. Inc Two Types Of Battery Design Two types of NiMH cells are used in all of today’s hybrid car battery packs: D size Cylindrical cells (used in Honda IMA Systems) Rectangular Prismatic flat cells (used in other hybrid vehicles) Capacity of both is ~ 6.5 AH Both can output more than 100 Amps
© A.T.T.S. Inc What Causes Honda HV Problems?
© Truglia / A.T.T.S. Inc Notice: Don’t let the vehicle sit for over a month What Causes Honda HV Problems?
© Truglia / A.T.T.S. Inc © Truglia / A.T.T.S. Inc MIL is on constantly and the Integrated Motor Assist (IMA) warning light is on intermittently. DTCs stored P1449 and P1600 DTC P1449 IMA battery module is deteriorating Possible Cause of the Problem: IMA system battery module P1600 IMA system problem Possible Cause of the Problem: Fault in the IMA system 8 to 10 year/ 80 K to 150K mile warranty for the IMA system battery Honda Hybrid Problem
© A.T.T.S. Inc Honda Factory Scan Tool Info
© A.T.T.S. Inc Honda HV Problems On An Aftermarket Scan Tool
© Truglia / A.T.T.S. Inc © Truglia / A.T.T.S. Inc Another Similar System GM Hybrid Saturn Aura / Chevrolet Malibu 3 kW BAS (Belt Alternator Starter) and Tensioner
© Truglia / A.T.T.S. Inc © Truglia / A.T.T.S. Inc GM New Hybrid 15 kW BAS – Buick - Chevy
© A.T.T.S. Inc Should There Be A Waiver Issued?
© Truglia / A.T.T.S. Inc TSTseminars.org Reaching thousands all around the world… YouTube Channel tstseminars
© Truglia / A.T.T.S. Inc © Truglia / A.T.T.S. Inc Interested in more training? p or f e. w. ATTStraining.com Thank you !