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Engine Controls - System/component Tests - Eec-Iv: Overview Mercury Cougar VII

CYLINDER IDENTIFICATION (CID) SENSOR OR CRANKSHAFT SENSOR

Disconnect sensor connector. See CID SENSOR LOCATION. Measure resistance across sensor terminals. Resistance should be 300-750 ohms. For additional circuit testing information, see CIRCUIT TEST DR in TESTS W/CODES - EEC-IV article in the ENGINE PERFORMANCE section.

ApplicationLocation
1.9LRear Of Cylinder Head Near Coil Pack
2.3L HSCLower Right Side Of Distributor
2.3L OHCLeft Front Of Engine Below Intake Manifold
3.0L (Except Probe)Right Rear Side Of Engine
3.0L (Probe)Inside Distributor
3.8L SCUpper Front Right Side Of Engine
4.6LLeft Side Of Engine Below Ignition Coil
(1) CID sensor is camshaft-driven on all engines except 2.3L OHC; 2.3L OHC uses a crankshaft-mounted sensor.
(1)CID sensor is camshaft-driven on all engines except 2.3L OHC; 2.3L OHC uses a crankshaft-mounted sensor.

CID SENSOR LOCATION (1)

IGNITION SYSTEM IDENTIFICATION

Note. For additional information and descriptions, see IGNITION SYSTEM in THEORY/OPERATION article in the ENGINE PERFORMANCE section. Perform appropriate SPARK OUTPUT CHECK under IGNITION CHECKS in BASIC TESTING article in the ENGINE PERFORMANCE section article before entering these tests.

IGNITION SYSTEM IDENTIFICATION TABLE

ApplicationSystem
Continental(1) TFI-IV
Cougar & Thunderbird
3.8L Except SC(1) TFI-IV
3.8L SC (Thunderbird Only)DIS
5.0L(1) TFI-IV
Crown Victoria, Grand Marquis & Town CarEDIS
Escort & Tracer 1.9LEDIS
Mark VIITFI-IV
Mustang
2.3L OHCDIS
5.0LTFI-IV
Probe 3.0L(1) TFI-IV
Sable & Taurus
3.0L Except SHO(2) TFI-IV
3.0L SHO (Taurus Only)DIS
3.8L(1) TFI-IV
Tempo & Topaz
2.3L HSCTFI-IV
3.0L(1) TFI-IV
(1) Computer Controlled Dwell (CCD). (2) Computer Controlled Dwell (CCD) for California models only.
(1)Computer Controlled Dwell (CCD).
(2)Computer Controlled Dwell (CCD) for California models only.

IGNITION SYSTEM IDENTIFICATION