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Engine Controls/fuel - 2.0l (Ltg) or 2.5l (Lcv) - Specifications Cadillac ATS I

Testing & Diagnostics ~118 words

Temperature Versus Resistance - Intake Air Temperature Sensor (Hitachi Sensor)

Temperature C°/F°Resistance Minimum OhmsResistance Maximum Ohms
Hitachi Intake Air Temperature (IAT) Sensor
40/-4037,52749,882
20/-413,11016,329
10/148,1459,851
0/325,2056,122
20/682,2982,570
25/771,9002,100
40/1041,0731,226
60/140537639
80/176289356
100/212165210
120/24899129
140/2846283
150/3024967

Temperature Versus Resistance - Intake Air Temperature Sensor (Hitachi Sensor)

Temperature Versus Resistance - Intake Air Temperature Sensor (Delco Sensor)

Temperature C°/F°Resistance Minimum OhmsResistance Maximum Ohms
Delco Intake Air Temperature (IAT) Sensor
40/-4042,66154,224
20/-414,03917,333
10/148,52910,399
0/325,3586,458
20/682,3082,727
25/771,9042,236
40/1041,1131,292
60/140571655
80/176309351
100/212175197
120/248103116
140/2846773
150/3025459

Temperature Versus Resistance - Intake Air Temperature Sensor (Delco Sensor)

Temperature Versus Resistance - Engine Coolant Temperature Sensor

°C/°FNominal ohmsMinimum ohmsMaximum ohms
Temperature vs Resistance Values (Approximate)
150 / 302434244
140 / 284555357
130 / 266706872
120 / 248908892
110 / 230117114120
100 / 212155151159
90 / 194209203215
80 / 176284275293
70 / 158392379405
60 / 140552532572
50 / 122793762824
45 / 113959921997
40 / 104116511181212
35 / 95142513661484
30 / 86175616831829
25 / 77217720882266
20 / 68271826082828
15 / 59342832893567
10 / 50435741824532
5 / 41557853565800
0 / 32719969147484
5 / 23936389949732
10 / 14122791179612762
15 / 5162301558916871
20 / -4216542079122517
30 / -22396323799141273
40 / -40755327223078834

Temperature Versus Resistance - Engine Coolant Temperature Sensor

Altitude Versus Barometric Pressure

Altitude Measured in Meters (m)Altitude Measured in Feet (ft)Barometric Pressure Measured in Kilopascals (kPa)Barometric Pressure Measured in Pounds Per Square Inch (PSI)
Determine your altitude by contacting a local weather station or by using another reference source.
4,26714,00056-648.1-9.3
3,96213,00058-668.4-9.6
3,65812,00061-698.8-10.0
3,35311,00064-729.3-10.4
3,04810,00066-749.6-10.7
2,7439,00069-7710.0-11.2
2,4388,00071-7910.3-11.5
2,1347,00074-8210.7-11.9
1,8296,00077-8511.2-12.3
1,5245,00080-8811.6-12.8
1,2194,00083-9112.0-13.2
9143,00087-9512.6-13.8
6102,00090-9813.1-14.2
3051,00094-10213.6-14.8
00 Sea Level96-10413.9-15.1
3051,000101-10514.6-15.2

Altitude Versus Barometric Pressure

Ignition System Specifications

ApplicationSpecification
Ignition TypeIndividual Ignition Coils
Firing Order1-3-4-2
Spark Plug TorqueRefer to Fastener Tightening Specifications (LCV) , Fastener Tightening Specifications (LTG)
Spark Plug GapRefer to Engine Mechanical Specifications (LCV) , Engine Mechanical Specifications (LTG)
Spark Plug TypeRefer to Electronic Parts Catalog

Ignition System Specifications

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Accelerator Pedal Bolt9 N.m80 lb in
Air Cleaner Resonator and Outlet Duct Bolt9 N.m80 lb in
Camshaft Position (CMP) Actuator Solenoid Valve Bolt10 N.m89 lb in
Camshaft Position (CMP) Sensor Bolt10 N.m89 lb in
Charge Air Cooler Inlet Air Tube Fasteners (LTG)10 N.m89 lb in
Charge Air Cooler Radiator Fasteners10 N.m89 lb in
Crankshaft Position (CKP) Sensor Bolt10 N.m89 lb in
Engine Control Module Bracket Fastener7 N.m62 lb in
Fuel Injection Fuel Rail Assembly Fasteners25 N.m18 lb ft
Fuel Injection Fuel Rail Fuel Pressure Sensor33 N.m24 lb ft
Fuel Pump Fasteners15 N.m11 lb ft
Fuel Pump Cover Fasteners10 N.m89 lb in
Fuel Pump Flow Control Module Fastener7 N.m62 lb in
Fuel Pump Intermediate Pipe Fittings26 N.m19 lb ft
Fuel Tank Fill Pipe Bracket Bolt9 N.m80 lb in
Fuel Tank Strap Bolt20 N.m15 lb ft
Heated Oxygen Sensor (HO2S)42 N.m31 lb ft
Ignition Coil Bolt10 N.m89 lb in
Knock Sensor (KS)10 N.m89 lb in
Manifold Absolute Pressure Sensor Fastener10 N.m89 lb in
Oil Pump Flow Control Valve Bracket Fastener9 N.m80 lb in
Oil Pump Flow Control Valve Fastener10 N.m89 lb in
Oil Pump Flow Control Valve Heat Shield Fastener (Large)58 N.m43 lb ft
Oil Pump Flow Control Valve Heat Shield Fastener (Small)9 N.m80 lb in
Secondary Air Injection Check Valve Bolt22 N.m16 lb ft
Secondary Air Injection Pipe Fastener10 N.m89 lb in
Secondary Air Injection Pump Bolt10 N.m89 lb in
Secondary Air Injection Pump Inlet Hose Fastener9 N.m80 lb in
Spark Plug20 N.m15 lb ft
Throttle Body Bolt10 N.m89 lb in
Turbocharger Bypass Valve Solenoid Fastener7.8 N.m69 lb in
Turbocharger Wastegate Actuator Fastener20 N.m15 lb ft
Turbocharger Wastegate regulator Fastener7.8 N.m69 lb in
Vacuum Pump Fastener10 N.m89 lb in

Fastener Tightening Specifications

Adhesives, Fluids, Lubricants, and Sealers

ApplicationType of MaterialGM Part Number
Anti-Seize CompoundLubricantGM P/N 88862477 (Canadian P/N 88862478)
Camshaft Gear Access Hole PlugSealantGM P/N 12346004 (Canadian P/N 10953480)
Coolant Temperature Sensor ThreadsSealantGM P/N 12346004 (Canadian P/N 10953480)
Fuel Injection Fuel Rail BoltsSealantGM P/N 12345382 (Canadian P/N 10953489)
Intake Air Temperature Sensor ThreadsSealantGM P/N 12346004 (Canadian P/N 10953480)
Top Engine CleanerCleanerGM P/N 1052626 (Canadian P/N 993026)

Adhesives, Fluids, Lubricants, and Sealers

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