PINPOINT TEST DA: Intake Air Temperature (IAT) Sensor: Introduction
WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2012 Lincoln Navigator L, 2012 Lincoln Navigator, 2012 Lincoln MKZ, 2012 Lincoln MKX, and 2012 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
This pinpoint test is intended to diagnose the following:
- IAT sensor (12A697)
- integrated mass airflow/intake air temperature (MAF/IAT) sensor (12B579)
- harness circuits: IAT and SIGRTN
- powertrain control module (PCM) (12A650)
Powertrain Control Module (PCM) Connector
For PCM connector views or reference values, refer to REFERENCE VALUES article.
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| E-Series 4.6L, E-Series 5.4L, Transit Connect | 190-PIN | B41 | MAFRTN |
| B58 | SIGRTN | ||
| B47 | IAT | ||
| E-Series 6.8L | 170 PIN | E26 | MAFRTN |
| E58 | SIGRTN | ||
| E22 | IAT | ||
| Edge 2.0L, Explorer 2.0L, Focus | 154 PIN | E36 | SIGRTN |
| E10 | IAT | ||
| Expedition, F-Series Super Duty, Navigator | 190-PIN | B2 | MAFRTN |
| B2 | SIGRTN | ||
| B47 | IAT | ||
| Explorer 3.5L, F-150 3.7L | 190-PIN | B41 | MAFRTN |
| B47 | IAT | ||
| F-150 6.2L, F-150 5.0L | 190-PIN | B2 | MAFRTN |
| B47 | IAT | ||
| F-150 3.5L | 198 PIN | B75 | IAT |
| Fiesta | 128 PIN | E1 | MAFRTN |
| E1 | SIGRTN | ||
| E26 | IAT | ||
| Flex 4V 3.5L, MKS 3.7L, MKT 3.7L, Taurus 4V 3.5L | 190-PIN | B42 | MAFRTN |
| B58 | SIGRTN | ||
| B43 | IAT | ||
| Flex GTDI 3.5L, MKS 3.5L, MKT 3.5L, Taurus GTDI 3.5L | 190-PIN | B56 | SIGRTN |
| B47 | IAT | ||
| Fusion 3.5L, MKZ | 140 PIN | B42 | MAFRTN |
| B58 | SIGRTN | ||
| B43 | IAT | ||
| Motorhome / Stripped Chassis / Step Van | 190-PIN | B47 | IAT |
| Mustang 5.4L, Mustang 5.0L | 190-PIN | B2 | SIGRTN |
| B47 | IAT | ||
| Mustang 3.7L | 190-PIN | B41 | SIGRTN |
| B47 | IAT | ||
| All other vehicles | 190-PIN | B41 | MAFRTN |
| B56 | SIGRTN | ||
| B47 | IAT |