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An OBD system is provided for monitoring an ozone depletion system that includes a catalyst coating containing MnO2applied to a heat exchange surface on a moving vehicle over which atmospheric air passes. A physical characteristic of the catalyst coating or a material containing a physical character

An OBD system is provided for monitoring an ozone depletion system that includes a catalyst coating containing MnO2applied to a heat exchange surface on a moving vehicle over which atmospheric air passes. A physical characteristic of the catalyst coating or a material containing a physical characteristic within the catalyst coating is sensed to determine the presence or absence of the catalyst coating for detecting catastrophic failure of the ozone depleting system and/or degradation or wear of the catalyst coating to ascertain the efficiency of the catalyst coating.

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An OBD system is provided for monitoring an ozone depletion system that includes a catalyst coating containing MnO2applied to a heat exchange surface on a moving vehicle over which atmospheric air passes. A physical characteristic of the catalyst coating or a material containing a physical character

An OBD system is provided for monitoring an ozone depletion system that includes a catalyst coating containing MnO2applied to a heat exchange surface on a moving vehicle over which atmospheric air passes. A physical characteristic of the catalyst coating or a material containing a physical characteristic within the catalyst coating is sensed to determine the presence or absence of the catalyst coating for detecting catastrophic failure of the ozone depleting system and/or degradation or wear of the catalyst coating to ascertain the efficiency of the catalyst coating. re, after said subjecting the mixture to one or more ligase detection reaction cycles, with the solid support under conditions effective to mask negative charges and to hybridize the addressable array-specific portions to the capture oligonucleotides in a base-specific manner, thereby capturing the addressable array-specific portions on the solid support at the site with the complementary capture oligonucleotide; and detecting the reporter labels of ligated product sequences captured to the solid support at particular sites, thereby indicating the presence of one or more target nucleotide sequences in the sample. 2. A method according to claim 1, wherein the oligonucleotide probes in a set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence due to perfect complementarity at the ligation junction, but, when the oligonucleotide probes in the set are hybridized to any other nucleotide sequence present in the sample, have a mismatch at a base at the ligation junction which interferes with such ligation. 3. A method according to claim 1, wherein the mismatch is at the 3' base at the ligation junction. 4. A method according to claim 1, wherein the oligonucleotide probes in a set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence due to perfect complementarity at the ligation junction, but, when the oligonucleotide probes in the set are hybridized to any other nucleotide sequence present in the sample, there is a mismatch at a base adjacent to a base at the ligation junction which interferes with such ligation. 5. A method according to claim 4, wherein the mismatch is at the base adjacent to the 3' base at the ligation junction. 6. A method according to claim 1, wherein the sample potentially contains unknown amounts of one or more of a plurality of target sequences with a plurality of sequence differences, said method further comprising: quantifying, after said detecting, the amount of the target nucleotide sequences in the sample by comparing the amount of captured ligated product sequences generated from the sample with a calibration curve of captured ligated product sequences generated from samples with known amounts of the target nucleotide sequence. 7. A method according to claim 1, wherein the sample potentially contains unknown amounts of one or more of a plurality of target nucleotide sequences with a plurality of sequence differences, said method further comprising: providing a known amount of one or more marker target nucleotide sequences; providing a plurality of marker-specific oligonucleotide probe sets, each set characterized by (a) a first oligonucleotide probe, having a target-specific portion complementary to the marker target nucleotide sequence and an addressable array-specific portion complementary to capture oligonucleotides on the solid support, and (b) a second oligonucleotide probe, having a target-specific portion complementary to the marker target nucleotide sequence and a detectable reporter label, wherein the oligonucleotide probes in a particular marker-specific oligonucleotide set are suitable for ligation together when hybridized adjacent to one another on a corresponding marker target nucleotide sequence, but, when hybridize to any other nucleotide sequence present in the sample or added marker sequences, there is a mismatch which interferes with such ligation, wherein said blending comprises blending the sample, the marker target nucleotide sequences, the plurality of oligonucleotide probe sets, the plurality of marker-specific oligonucleotide probe sets, and the ligase to form a mixture; detecting the reporter labels of the ligated marker-specific oligonucleotide sets captured on the solid support at particular sites, thereby indicating the presence of one or more marker target nucleotide sequences in the sample; and quantifying the amount of target nucleotide sequences in the sample by comparing the amount of captured ligated product generated from the known amount of marker target nucleotide sequences with the amount of captured other ligated product. 8. A method according to claim 7, wherein the one or more marker target nucleotide sequences differ from the target nucleotide sequences in the sample at one or more single nucleotide positions. 9. A method according to claim 8, wherein the oligonucleotide probe sets and the marker-specific oligonucleotide probe sets form a plurality of oligonucleotide probe groups, each group comprised of one or more oligonucleotide probe sets designed for distinguishing multiple allele differences at a single nucleotide position, wherein, in the oligonucleotide probe sets of each group, the first oligonucleotide probes have a common target-specific portion, and the second oligonucleotide probes have a differing target- specific portion which hybridize to a given allele or a marker nucleotide sequence in a base-specific manner. 10. A method according to claim 8, wherein the oligonucleotide probe sets and the marker-specific oligonucleotide probe sets form a plurality of oligonucleotide probe groups, each group comprised of one or more oligonucleotide probe sets designed for distinguishing multiple allele differences at a single nucleotide position, wherein, in the oligonucleotide probe sets of each group, the second oligonucleotide probes have a common target-specific portion and the first oligonucleotide probe have differing target-specific portions, which hybridize to a given allele or a marker nucleotide sequence in a base-specific manner. 11. A method according to claim 1, wherein the sample potentially contains unknown amounts of two or more of a plurality of target nucleotide sequences with a plurality of sequence differences, said method further comprising: quantifying, after said detecting, the relative amount of each of the plurality of target nucleotide sequences in the sample by comparing the relative amount of captured ligated product sequences generated by each of the plurality of target sequences within the sample, thereby providing a quantitative measure of the relative level of two or more target nucleotide sequences in the sample. 12. A method according to claim 1, wherein multiple allele differences at two or more adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in a single target nucleotide sequence or multiple allele differences at two or more adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in multiple target nucleotide sequences are distinguished with oligonucleotide probe sets having oligonucleotide probes with target-specific portions which overlap. 13. A method according to claim 1, wherein the target-specific portions of the oligonucleotide probe sets have substantially the same melting temperature so that they hybridize to target nucleotide sequences under similar hybridization conditions. 14. A method according to claim 1, wherein multiple allele differences at one or more nucleotide position in a single target nucleotide sequence or multiple allele differences at one or more positions in multiple target nucleotide sequences are distinguished, the oligonucleotide probe sets forming a plurality of oligonucleotide probe groups, each group comprised of one or more oligonucleotide probe sets designed for distinguishing multiple allele differences at a single nucleotide position, wherein, in the oligonucleotide probes of each group, the second oligonucleotide probes have a common target-specific portion and the first oligonucleotide probes have differing target-specific portions which hybridize to a given allele in a base-specific manner, wherein, in said detecting, the labels of ligated product sequences of each group, captured on the sol id support at different sites, are detected, thereby indicating a presence, in the sample of one or more allele at one or more nucleotide position in one or more target nucleotide sequences. 15. A method according to claim 14, wherein the oligonucleotide probes in a given set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence due to perfect complementarity at the ligation junction, but, when hybridized to any other nucleotide sequence present in the sample, the first oligonucleotide probe has a mismatch at a base at the ligation junction which interferes with such ligation. 16. A method according to claim 14, where multiple allele differences at two or more adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in a single target nucleotide sequence or multiple allele differences at two or more adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in multiple target nucleotide sequences are distinguished with oligonucleotide probe groups having oligonucleotide probes with target-specific portions which overlap. 17. A method according to claim 16, wherein the oligonucleotide probes in a set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence due to perfect complementarity at the ligation junction, but, when the oligonucleotide probes in the set are hybridized to any other nucleotide sequence present in the sample, there is a mismatch at a base at the ligation junction which interferes with such ligation. 18. A method according to claim 1, wherein multiple allele differences consisting of insertions, deletions, microsatellite repeats, translocations, or other DNA rearrangements at one or more nucleotide positions which require overlapping oligonucleotide probe sets in a single target nucleotide sequence or multiple allele differences consisting of insertions, deletions, microsatellite repeats, translocations, or other DNA rearrangements at one or more nucleotide positions which require overlapping oligonucleotide probe sets in multiple target nucleotide sequences are distinguished, the oligonucleotide probe sets forming a plurality of oligonucleotide probe groups, each group comprised of one or more oligonucleotide probe sets designed for distinguishing multiple allele differences selected from the group consisting of insertions, deletions, microsatellite repeats, translocations, and other DNA rearrangements at one or more nucleotide positions which require overlapping oligonucleotide probe sets, wherein, in the oligonucleotide probe sets of each group, the second oligonucleotide probes have a common target-specific portion and the first oligonucleotide probes have differing target-specific portions which hybridize to a given allele in a base-specific manner, wherein, in said detecting, the labels of ligated product sequences of each group, captured on the solid support at different sites, are detected, thereby indicating a presence, in the sample, of one or more allele differences selected from the group consisting of insertions, deletions, microsatellite repeats, translocations, and other DNA rearrangements in one or more target nucleotide sequences. 19. A method according to claim 1, wherein the oligonucleotide probe sets are designed for distinguishing multiple allele differences selected from the group consisting of insertions, deletions, and microsatellite repeats, at one or more nucleotide positions which require overlapping oligonucleotide probe sets, wherein, in the oligonucleotide probe sets of each group, the second oligonucleotide probes have a common target-specific portion, and the first oligonucleotide probes have differing target-specific portions which contain repetitive sequences of different lengths to hybridize to a given allele in a base-specific manner. 20. A method according to claim 1, wherein a low abundance of multiple allele differences at multiple adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in a single target nucleotide sequence, in the presence of an excess of normal sequence, or a low abundance of multiple allele differences at multiple nucleotide positions which require overlapping oligonucleotide probe sets, in multiple target nucleotide sequences, in the presence of an excess of normal sequence, are distinguished, the oligonucleotide probe sets forming a plurality of oligonucleotide probe groups, each group comprised of one or more oligonucleotide probe sets designed for distinguishing multiple allele differences at a single nucleotide position, wherein one or more sets within a group share common second oligonucleotide probes and the first oligonucleotide probes have differing target-specific portions which hybridize to a given allele excluding the normal allele in a base-specific manner, wherein, in said detecting, the labels of ligated product sequences of each group captured on the solid support at different sites, are detected, thereby indicating a presence, in the sample, of one or more low abundance alleles at one or more nucleotide positions in one or more target nucleotide sequences. 21. A method according to claim 20, wherein the oligonucleotide probes in a set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence due to perfect complementarity at the ligation junction, but, when the oligonucleotide probes in the set are hybridized to any-other nucleotide sequence present in the sample, the first oligonucleotide probes have a mismatch at a base at the ligation junction which interferes with such ligation. 22. A method according to claim 21, wherein a low abundance of multiple allele differences at multiple adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in a single target nucleotide sequence, in the presence of an excess of normal sequence, or a low abundance of multiple allele differences at multiple nucleotide positions which require overlapping oligonucleotide probe sets in multiple target nucleotide sequences, in the presence of an excess of normal sequence, are quantified in a sample, said method further comprising: providing a known amount of one or more marker target nucleotide sequences; providing a plurality of marker-specific oligonucleotide probe sets, each set characterized by (a) a first oligonucleotide probe having a target-specific portion complementary to the marker target nucleotide sequence and an addressable array-specific portion, and (b) a second oligonucleotide probe, having a target-specific portion complementary to the marker target nucleotide sequence and a detectable reporter label, wherein the oligonucleotide probes in a particular marker-specific oligonucleotide set are suitable for ligation together when hybridized adjacent to one another on a corresponding marker target nucleotide sequence, but, when hybridized to any other nucleotide sequence present in the sample or added marker sequences, have a mismatch which interferes with such ligation; providing a plurality of oligonucleotide probe groups, each group comprised of one or more oligonucleotide probe sets or marker-specific oligonucleotide probe sets designed for distinguishing multiple allele differences at a single nucleotide position, including marker nucleotide sequences, wherein one or more sets within a group share a common second oligonucleotide probe and the first oligonucleotide probes have different target-specific probe portions which hybridize to a given allele or a marker nucleotide sequence excluding the normal allele, in a base-specific manner, wherein said blending comprises blending the samp le, the marker target nucleotide sequences, the plurality of oligonucleotide probe sets, the plurality of marker-specific oligonucleotide probe sets, and the ligase to form a mixture; detecting the reporter labels of the ligated marker-specific oligonucleotide sets captured on the solid support at particular sites, thereby indicating the presence of one or more marker target nucleotide sequences in the sample; and quantifying the amount of target nucleotide sequences in the sample by comparing the amount of captured ligated products generated from the known amount of marker target nucleotide sequences with the amount of other captured ligated product generated from the low abundance unknown sample. 23. A method according to claim 22, wherein the oligonucleotide probes in a set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence under selected conditions due to perfect complementarity at the ligation junction, but, when the oligonucleotide probes in the set are hybridized to any other nucleotide sequence present in the sample, the first oligonucleotide probes have a mismatch at a base at the ligation junction which interferes with such ligation. 24. A method according to claim 1, wherein multiple allele differences at one or more nucleotide position in a single target nucleotide sequence or multiple allele differences at one or more positions in multiple target nucleotide sequences are distinguished, the oligonucleotide sets forming a plurality of oligonucleotide probe groups, each group comprised of one or more oligonucleotide probe sets designed for distinguishing multiple allele differences at a single nucleotide position, wherein, in the oligonucleotide probes of each group, the first oligonucleotide probes have a common target-specific portion and the second oligonucleotide probes have differing target-specific portions which hybridize to a given allele in a base-specific manner, wherein, in said detecting, different reporter labels of ligated product sequences of each group captured on the solid support at particular sites are detected, thereby indicating a presence, in the sample, of one or more allele at one or more nucleotide positions in one or more target nucleotide sequences. 25. A method according to claim 24, wherein the oligonucleotide probes in a set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence due to perfect complementarity at the ligation junction, but, when the oligonucleotide probes in the set are hybridized to any other nucleotide sequence present in the sample, the second oligonucleotide probes have a mismatch at a base at the ligation junction which interferes with such ligation. 26. A method according to claim 24, wherein multiple allele differences at two or more adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in a single target nucleotide sequence, or multiple allele differences at two or more adjacent nucleotide positions, or at nucleotide positions which require overlapping oligonucleotide probe sets, in multiple target nucleotide sequences are distinguished, the oligonucleotide probe groups containing oligonucleotide probes with target-specific portions which overlap. 27. A method according to claim 26, wherein the oligonucleotide probes in a set are suitable for ligation together at a ligation junction when hybridized adjacent to one another on a corresponding target nucleotide sequence due to perfect complementarity at the ligation junction, but, when the oligonucleotide probes in the set are hybridized to any other nucleotide sequence present in the sample, the second oligonucleotide probe has a mismatch at a base at the ligation junction which interferes, with such ligation. 28. A method according to claim 1, wherein multiple allele differen