Pinpoint Test Dz: Universal Heated Oxygen Sensor (Ho2S): Introduction
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2016 Lincoln Navigator, 2016 Lincoln MKZ, 2016 Lincoln MKX, 2016 Lincoln MKT, and 2016 Lincoln MKS. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
WHILE CONDUCTING TESTS ON A HOT ENGINE TAKE ALL SAFETY PRECAUTIONS TO PREVENT SKIN CONTACT WITH HOT ENGINE COMPONENTS. FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
NOTE:
Only diagnose the suspect universal HO2S indicated by the DTC.
This pinpoint test is intended to diagnose the following:
- universal HO2S (9Y460)
- harness circuits: UO2S, UO2SGREF, UO2SHTR, UO2SPC, UO2SPCT, and VPWR
- PCM (12A650)
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| E-Series 6.8L, Edge 3.5L, Escape/Kuga 2.5L, Explorer 3.7L, Explorer TiVCT 3.5L, F-150 TiVCT 3.5L, F-150 5.0L, F-650/F-750, Flex TiVCT 3.5L, Fusion 2.5L, MKS 3.7L, MKT 3.7L, MKX 3.7L, Motorhome/Stripped Chassis/Step Van, Mustang 3.7L, Mustang 5.0L, Mustang 5.2L, Taurus 3.7L, Taurus TiVCT 3.5L, Transit 3.7L, Transit Connect 2.5L |
A | 6 1 5 4 2 |
UO2SPC VPWR UO2SGREF UO2S UO2SHTR |
| Fiesta GTDI 1.6L | B | 5 1 4 2 6 3 |
UO2SPCT UO2SPC VPWR UO2SGREF UO2S UO2SHTR |
| MKZ 3.7L | C | 7 1 3 6 5 2 |
UO2SPCT UO2SPC VPWR UO2SGREF UO2S UO2SHTR |
| All other vehicles | D | 5 1 4 2 6 3 |
UO2SPCT UO2SPC VPWR UO2SGREF UO2S UO2SHTR |
Powertrain Control Module (PCM) Connector
For PCM connector views or reference values, refer to REFERENCE VALUES .
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| E-Series 5.4L | 190-PIN | E38 E39 E26 E25 E69 E70 E23 E24 E11 E12 |
UO2S11 UO2S21 UO2SGREF11 UO2SGREF21 UO2SHTR11 UO2SHTR21 UO2SPC11 UO2SPC21 UO2SPCT11 UO2SPCT21 |
| Edge 2.0L, Escape/Kuga 1.6L, Escape/Kuga 2.0L, Explorer 2.3L, Focus 1.0L, Focus GTDI 2.0L, Focus 2.3L, Fusion 1.5L, Fusion 2.0L, MKC, MKT 2.0L, MKX 2.0L, MKZ 2.0L, Mustang 2.3L, Taurus 2.0L, Transit Connect 1.6L |
198 PIN | E64 E49 E14 E63 E48 |
UO2S11 UO2SGREF11 UO2SHTR11 UO2SPC11 UO2SPCT11 |
| Edge 2.7L, Expedition, Explorer GTDI 3.5L, F-150 2.7L, F-150 GTDI 3.5L, Flex GTDI 3.5L, MKS 3.5L, MKT 3.5L, MKX 2.7L, Navigator, Taurus GTDI 3.5L, Transit 3.5L |
198 PIN | E64 E62 E49 E47 E14 E15 E63 E61 E48 E46 |
UO2S11 UO2S21 UO2SGREF11 UO2SGREF21 UO2SHTR11 UO2SHTR21 UO2SPC11 UO2SPC21 UO2SPCT11 UO2SPCT21 |
| Escape/Kuga 2.5L, Fusion 2.5L |
190-PIN | E27 E26 E69 E23 |
UO2S11 UO2SGREF11 UO2SHTR11 UO2SPC11 |
| F-Series Super Duty | 190-PIN | T4 T39 T15 T40 T24 T35 T29 T28 T17 T16 |
UO2S11 UO2S21 UO2SGREF11 UO2SGREF21 UO2SHTR11 UO2SHTR21 UO2SPC11 UO2SPC21 UO2SPCT11 UO2SPCT21 |
| Fiesta GTDI 1.6L, Fiesta 1.0L |
198 PIN | E26 E25 E1 E39 E40 |
UO2S11 UO2SGREF11 UO2SHTR11 UO2SPC11 UO2SPCT11 |
| Fiesta TiVCT 1.6L | 128 PIN | E7 E19 E47 E8 E20 |
UO2S11 UO2SGREF11 UO2SHTR11 UO2SPC11 UO2SPCT11 |
| Focus GDI 2.0L | 154 PIN | E89 E65 E72 E64 E88 |
UO2S11 UO2SGREF11 UO2SHTR11 UO2SPC11 UO2SPCT11 |
| MKZ 3.7L | 190-PIN | E27 E10 E26 E25 E69 E70 E23 E24 E37 E53 |
UO2S11 UO2S21 UO2SGREF11 UO2SGREF21 UO2SHTR11 UO2SHTR21 UO2SPC11 UO2SPC21 UO2SPCT11 UO2SPCT21 |
| Transit Connect 2.5L | 198 PIN | E35 E21 E93 E6 |
UO2S11 UO2SGREF11 UO2SHTR11 UO2SPC11 |
| All other vehicles | 198 PIN | E50 E51 E20 E21 E79 E84 E35 E36 |
UO2S11 UO2S21 UO2SGREF11 UO2SGREF21 UO2SHTR11 UO2SHTR21 UO2SPC11 UO2SPC21 |