NJDEP Motor Vehicle Inspection & Maintenance

Protocol for Selectively Bypassing the OBDII Test and Performing a Fall-back Tailpipe Emissions Test for Vehicles with OBDII Test-Related Problems v.1.5 (Pdf Format)

The table below is a list of vehicles that are known to have problems when performing an OBDII test. Technicians who perform emissions test and/or fix the emission related problems of motor vehicles should familiarize themselves with the information contained in this table.

Any changes to the content of this list shall be accompanied by a VID message. However, it is highly recommended that every technician remain current on the content of this table.

Year	Make	Model	Problem	Resolution
1996	Mercedes	C220, E320, C280, S320, SL320	MIL falsely illuminated during KOER if scan tool plugged in	No change is necessary. New Jersey test procedures require the KOER check in only a few circumstances, and during those conditions the scan tool is not plugged in.
1996	Mitsubishi	All	MIL not on and no DTCs, but electronic check indicates MIL is commanded on	No change is necessary. Vehicles will fail, and should return to dealer as they are subject to recall (#EMR-02-001, November 2002)
1997-2002	VW, Audi	All	If aftermarket stereo is installed, OBD system may not communicate	This would properly result in a failure to communicate and the vehicle would have to be repaired to pass the OBDII test.
1996	Dodge	Stealth with 3.0L engine	All monitors set to not ready at each key off if all were previously set to ready.	No change necessary; included on the readiness exclusion list.
1996-1997	Mitsubishi	Diamonte, 3000GT, 3000GT Spyder, Montero, Montero Sport with 3.0L and 3.5L engines	All monitors set to not ready at each key off if all were previously set to ready.	No change necessary; included on the readiness exclusion list.
1996	Subaru	All	All monitors set to not ready at each key off.	No change necessary; included on the readiness exclusion list. TSB#11-49-97R.
1996	Volvo	850 Turbo	All monitors set to not ready at each key off.	No change necessary; included on the readiness exclusion list. TSB#2230059.
1996	Chrysler	Cirrus, Concorde, LHS, Sebring, Sebring Convertible	All monitors set to not ready at each key off.	No change necessary; included on the readiness exclusion list. TSB#18-005-01.
1996	Dodge	Avenger, Intrepid, Stratus, Neon	All monitors set to not ready at each key off.	No change necessary; included on the readiness exclusion list. TSB#18-005-01.
1996	Eagle	Talon, Vision	All monitors set to not ready at each key off.	No change necessary; included on the readiness exclusion list. TSB#18-005-01.
1996	Plymouth	Breeze, Neon	All monitors set to not ready at each key off.	No change necessary; included on the readiness exclusion list. TSB#18-005-01.
1996	Infinity	All	The catalyst and evaporative monitors are difficult to complete	No change is necessary; included on readiness exclusion list. However, they could be left off list and simply driven until readiness criteria are met. See Nissan TSB#98-018C.
1996-1998	Mitsubishi	All except 3.0 and 3.5L engines (noted above)	Some monitors are difficult to set to complete	No change is necessary; included on readiness exclusion list. However they could be left off list and simply driven until readiness criteria are met. See Mitsubishi TSB# 00-13-005.
1996	Nissan	All	The catalyst and evaporative monitors are difficult to complete	No change is necessary; included on readiness exclusion list. However they could be left off list and simply driven until readiness criteria are met. See Nissan TSB#98-018C.
1997	Nissan	2.0 L 200SX	The catalyst and evaporative monitors are difficult to complete	No change is necessary; included on readiness exclusion list. However they could be left off list and simply driven until readiness criteria are met. See Nissan TSB#98-018C.
1996-1998	SAAB	All	The catalyst and evaporative monitors are difficult to complete	No change is necessary; included on readiness exclusion list. However they could be left off list and simply driven until readiness criteria are met. See SAAB TSB#248-9037.
1997	Toyota	Tercel and Paseo	The evaporative monitor will never set to complete	No change is necessary; included on readiness exclusion list. TSB#EG003R-02.
1996-1998	Volvo	All except 850 Turbo	Some monitors are difficult to set to complete	No change is necessary; included on readiness exclusion list. However they could be left off list and simply driven until readiness criteria are met. See Volvo SB#2230056.

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