PINPOINT TEST A: No Start: Introduction

WARNING: This page does not describe the selected car, but rather 35 other vehicles, including the 2007 Mercury Mountaineer, 2007 Mercury Monterey, 2007 Mercury Montego, 2007 Mercury Milan, and 2007 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Stop this test at the first sign of a fuel leak and repair as required.

No open flame. No smoking during fuel delivery checks.

Failure to follow these instructions may result in personal injury.

This pinpoint test is intended to diagnose the following:

spark (as related to electronic engine control)
powertrain control module (PCM) (12A650)

Fig 1: Throttle Position (TP) Sensor Connector - A

Courtesy of FORD MOTOR CO.

Fig 2: Throttle Position (TP) Sensor Connector - B

Courtesy of FORD MOTOR CO.

Vehicle	Connector	Pin	Circuit
Escape 2.3L, Focus, Mariner 2.3L, Ranger 2.3L	A	1 3	SIGRTN VREF
All other vehicles	B	3 1	SIGRTN VREF

Fig 3: Electronic Throttle Body Throttle Position Sensor (ETBTPS) Connector - A

Courtesy of FORD MOTOR CO.

Fig 4: Electronic Throttle Body Throttle Position Sensor (ETBTPS) Connector - B

Courtesy of FORD MOTOR CO.

Fig 5: Electronic Throttle Body Throttle Position Sensor (ETBTPS) Connector - C

Vehicle	Connector	Pin	Circuit
E-Series 4.6L, Edge, F-150 4.2L, F-150 4.6L, MKX, MKZ	A	2 3	ETCRTN ETCREF
Five Hundred, Freestyle, Fusion 3.0L, Milan 3.0L, Montego	B	4 5	ETCRTN ETCREF
Fusion 2.3L, Milan 2.3L	B	3 5	ETCRTN ETCREF
All other vehicles	C	3 2	ETCRTN ETCREF

Fig 6: Data Link Connector

Pin	Circuit
13	FEPS (Flash EEPROM Programming Signal)