How to check and repalce different types of ignition modules on Mercury Grand Marquis?

Duraspark II Ignition Control Module checks include verifying power, checking distributor stator resistance, and ensuring ground circuit continuity. If battery voltage doesn't reach the module, trace the circuit to the ignition switch and battery. Incorrect test results mean the module should be replaced, involving detaching the battery cable, unplugging connectors, removing screws, and installing a new module. TFI-IV Ignition Control Module checks include inspecting and reconnecting ignition wiring, testing the ignition coil circuit, and checking module power. Resistance checks should be performed between specific terminals. Incorrect results require module replacement, involving removing the distributor and module, and installing a new one. EDIS Ignition Control Module checks involve inspecting and reconnecting coil wiring, testing the coil circuit, and checking module power. Resistance checks should be performed on the crankshaft sensor. Incorrect results require module replacement, involving disconnecting the battery cable and electrical connector, removing screws, and installing a new module.

Genuine Mercury Grand Marquis Ignition Control Module

Ignition Spark Control Module

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6 Ignition Control Modules found

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Mercury Grand Marquis Module - Ignition
Part Number: E43Z-12A297-A
$66.00 MSRP: $109.09
You Save: $43.09 (40%)
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Product Specifications
- Replaced by: DU2Z-12A297-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1984-1986 Mercury Grand Marquis | 8 Cyl 5.0L, 8 Cyl 5.8L | 4AT AOD
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Mercury Grand Marquis Module Assembly - Ignition
Part Number: D9VZ-12A199-A
$47.12 MSRP: $93.64
You Save: $46.52 (50%)
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Product Specifications
- Other Name: MODULE ASY - IGNITIO
- Replaced by: 1U2Z-12A199-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1980-1986 Mercury Grand Marquis | 8 Cyl 4.2L, 8 Cyl 5.0L, 8 Cyl 5.8L | 3AT, 3AT C4, 3AT C6, 4AT AOD
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Mercury Grand Marquis Module - Ignition
Part Number: E6SZ-12A297-A
$66.00 MSRP: $109.09
You Save: $43.09 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: DU2Z-12A297-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1987-1991 Mercury Grand Marquis | 8 Cyl 5.0L, 8 Cyl 5.8L | 4AT AOD
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Mercury Grand Marquis MODULE ASY - IGNITIO
Part Number: D9AZ12A199B
Product Specifications
- Other Name: Control Module, ECM, Ignition Module
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1983 Mercury Grand Marquis | 8 Cyl 5.0L, 8 Cyl 5.8L | 4AT AOD
- 1980-1981 Mercury Grand Marquis | 8 Cyl 4.2L, 8 Cyl 5.0L, 8 Cyl 5.8L | 3AT, 3AT C4, 3AT C6, 4AT AOD
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Mercury Grand Marquis Module - Ignition
Part Number: F4SZ-12K072-A
Product Specifications
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1994-1997 Mercury Grand Marquis | 8 Cyl 4.6L | 4AT, 4AT 4R70W, 4AT AODE
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Mercury Grand Marquis Module - Ignition
Part Number: F5SZ-12K072-AA
Product Specifications
- Other Name: Ignition Module, Module
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1994-1995 Mercury Grand Marquis | 8 Cyl 4.6L | 4AT, 4AT AODE

Mercury Grand Marquis Ignition Control Module

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Mercury Grand Marquis Ignition Control Module Parts Questions & Experts Answers

Module - Ignition
E6SZ-12A297-A
Q: How to check and repalce different types of ignition modules on Mercury Grand Marquis?
A: Duraspark II Ignition Control Module checks include verifying power, checking distributor stator resistance, and ensuring ground circuit continuity. If battery voltage doesn't reach the module, trace the circuit to the ignition switch and battery. Incorrect test results mean the module should be replaced, involving detaching the battery cable, unplugging connectors, removing screws, and installing a new module. TFI-IV Ignition Control Module checks include inspecting and reconnecting ignition wiring, testing the Ignition Coil circuit, and checking module power. Resistance checks should be performed between specific terminals. Incorrect results require module replacement, involving removing the distributor and module, and installing a new one. EDIS Ignition Control Module checks involve inspecting and reconnecting coil wiring, testing the coil circuit, and checking module power. Resistance checks should be performed on the crankshaft sensor. Incorrect results require module replacement, involving disconnecting the battery cable and electrical connector, removing screws, and installing a new module.