7.7. Check of a state and replacement of the coil(s) of ignition

Systems of contactless ignition with the distributor

Check

Models with the ignition coil which is built in the distributor

 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!


2. Perform measurement of resistive resistance of primary winding of the coil of ignition:

a) Disunite the contact socket of an electrical wiring of the distributor of ignition;
b) By means of an ohmmeter measure resistance between two plugs of the socket on the distributor case (on models of 3.5 l measurement is performed between socket plugs 1 and 2);
c) Compare result of measurement to standard requirements (0.9 ÷ 1.2 Ohms: for models of 1.5 l, 1.8 l and 2.4 l and 0.5 ÷ 0.7 Ohms: for models 3.5 l);
d) If resistance is normal, therefore, breaks and short circuits in a winding are absent;
e) If the result of measurement exceeds the limit of admissible range, replace the coil.

3 Further measure the resistive resistance of a secondary contour of the coil:

a) Connect one of measuring instrument wires to the plug of a secondary winding of the coil of ignition from above on a distributor cover;
b) Connect the second wire to the distributor socket plug 1 or 2.
c) Consider the indication of an ohmmeter and compare result of measurement to standard requirements (20 ÷ 29 kOhm: for models of 1.5 l, 1.8 l and 2.4 l and 9 ÷ 13 kOhm: for models 3.5 l);
d) If resistance is normal, therefore, breaks and short circuits in a winding are absent;
e) If the result of measurement exceeds the limit of admissible range, replace the coil.


Models with separately installed ignition coil

 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!

2. Perform measurement of resistive resistance of primary winding of the coil of ignition:

a) Disunite the contact socket of an electrical wiring of the coil of ignition;
b) By means of an ohmmeter measure resistance between two plugs of the socket on the distributor case;
c) Compare result of measurement to standard requirements (0.9 ÷ 1.2 Ohms: for models of 2.0 l of SOHC and 0.72 ÷ 0.88 Ohms: for models of 3.0 l of SOHC);
d) If resistance is normal, therefore, breaks and short circuits in a winding are absent;
e) If the result of measurement exceeds the limit of admissible range, replace the coil.

3. Further measure the resistive resistance of a secondary contour of the coil:

a) Connect one of measuring instrument wires to the plug of a secondary winding of the coil of ignition from above on a distributor cover;
b) Connect the second wire to the distributor socket plug 1 or 2.
c) Consider the indication of an ohmmeter and compare result of measurement to standard requirements (20 ÷ 29 kOhm: for models 2.0 SOHC of l and 10.29 ÷ 13.92 kOhm: for models of 3.0 l of SOHC);
d) If resistance is normal, therefore, breaks and short circuits in a winding are absent;
e) If the result of measurement exceeds the limit of admissible range, replace the coil.


Replacement

Models with the ignition coil which is built in the distributor

On these models the coil is built in assembly of the distributor of ignition (see below).

Models with separately installed ignition coil

Details of installation and connection of the coil of ignition on models of 3.0 l of SOHC

1 — VV a wire
2 — Candle wires
3 — the Spark plug

4 — the ignition Distributor
5 — the ignition Coil
6 — the Key transistor of system of ignition


 PERFORMANCE ORDER

1. Details of installation and connection of the coil of ignition in contactless system are presented on an illustration.
2. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!

3. Disconnect VV a wire from the ignition coil (pull for a plug tip, and not for a wire at all!).
4. Disunite the contact socket of an electrical wiring of the coil.
5. Turn out fixing screws and remove assembly of the coil of ignition from the engine.
6. Installation is made upside-down.


System of direct ignition (DIS)

Check

Engines of 1.6 l and 2.0 l of DOHC of 1990 of the issue.

 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!

2. Disunite the contact socket of a bobbin plait.

3. Perform measurement of resistive resistance of primary winding of the coil of ignition:

a) By means of an ohmmeter measure resistance between socket plugs 4 and 2 (for coils from cylinders No. No. 1 and 4)/4 and 1 (for coils from cylinders 2 and 3);
b) Compare result of measurement to standard requirements (0.77 ÷ 0.95 Ohm).

4. Further measure the resistive resistance of a secondary contour of the coil:

a) Disconnect an electrical wiring from the coil;
b) Measure resistance between VV plugs of cylinders No. No. 1 and 4 and No. No. 2 and 3 respectively;
c) Connect one of measuring instrument wires to the plug of a secondary winding of the coil of ignition from above on a distributor cover;
d) Compare result of measurement to standard requirements (10.3 ÷ 13.9 kOhm);

5. If the result at least of one of measurements exceeds the limit of admissible range, replace the corresponding coil.


Engines of 2.0 l of DOHC 1991 ÷ of 1993 of the issue.

 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!

2. Disunite the contact socket of a bobbin plait.

3. Perform measurement of resistive resistance of primary winding of the coil of ignition:

a) By means of an ohmmeter measure resistance between socket plugs 3 and 2 (for coils from cylinders No. No. 1 and 4)/3 and 1 (for coils from cylinders 2 and 3);
b) Compare result of measurement to standard requirements (0.70 ÷ 0.86 Ohm).

4. Further measure the resistive resistance of a secondary contour of the coil:

a) Disconnect an electrical wiring from the coil;
b) Measure resistance between VV plugs of cylinders No. No. 1 and 4 and No. No. 2 and 3 respectively;
c) Connect one of measuring instrument wires to the plug of a secondary winding of the coil of ignition from above on a distributor cover;
d) Compare result of measurement to standard requirements (11.3 ÷ 15.3 kOhm).

5. If the result at least of one of measurements exceeds the limit of admissible range, replace the corresponding coil.


Engines of 1.8 l of 1997 ÷ 2000 of the issue and 2.4 l of SOHC 1999 and 2000 of of the issue.

 PERFORMANCE ORDER

Perform measurement of resistive resistance of a secondary contour of the coil:

a) Connect one of measuring instrument wires to the plug of a secondary winding of the coil of ignition;
b) Connect the second wire to the coil socket plug 1 or 2;
c) Consider the indication of an ohmmeter and compare result of measurement to standard requirements (9.4 ÷ 12.8 kOhm);
d) If resistance is normal, therefore, breaks and short circuits in a winding are absent;
e) If the result of measurement exceeds the limit of admissible range, replace the coil.

Engines of 2.4 l of DOHC

 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!


2. Perform measurement of resistive resistance of primary winding of the coil of ignition:

a) Disconnect an electrical wiring from bobbin assembly;
b) By means of an ohmmeter measure resistance between two plugs of the socket of the coil:
c) Compare result of measurement to standard requirements (0.74 ÷ 0.90 Ohm).

3. Further measure the resistive resistance of a secondary contour of the coil:

a) Mark and disconnect candle wires from bobbin assembly;
b) Measure resistance of a secondary contour between plugs of each of separate bobbin modules;
c) Compare result of measurement to standard requirements (20.1 ÷ 27.3 kOhm);

4. If the result at least of one of measurements exceeds the limit of admissible range, replace the corresponding coil.

Engines of 2.4 l of DOHC

 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!


2. Perform measurement of resistive resistance of primary winding of the coil of ignition:

a) Disconnect an electrical wiring from bobbin assembly;
b) By means of an ohmmeter measure resistance between the corresponding plugs of sockets of coils (plugs 2 and 3 - for the module A; plugs 1 and 3 - for the module B and the plug 4 and 3 - for the module C);
c) Compare result of measurement to standard requirements (0.67 ÷ 0.81 Ohm).

3. Further measure the resistive resistance of a secondary contour of the coil:

a) By means of an ohmmeter measure resistance between the corresponding plugs of sockets of coils (plugs 1 and 4 - for the module A; plugs 2 and 5 - for the module B and the plug 3 and 6 - for the module C);
b) Compare result of measurement to standard requirements (11.3 ÷ 15.3 kOhm).

4. If the result at least of one of measurements exceeds the limit of admissible range, replace the corresponding bobbin assembly

Replacement

Engines of 1.6 l, 2.0 l of DOHC and 2.4 l of DOHC

Details of installation and connection of the coil of ignition on models of 1.6 l and 2.0 l of DOHC

1 — the Central cover
2 — Candle wires
3 — the Spark plug
4 — the ignition Coil

5 — the Key transistor of system of ignition
6 — the Assembly bracket of the case of a throttle
7 — the CKP Sensor


 PERFORMANCE ORDER

1. Details of installation of components of system of ignition on the models equipped with engines of 1.6 l, 2.0 l of DOHC and 2.4 DOHC are presented on an illustration.
2. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!

3. Mark and disconnect candle wires from bobbin assembly, - pull only for a tip, and not for a wire at all!
4. Disconnect an other electrical wiring from the coil.
5. Turn out fixing screws and remove bobbin assembly from the engine.
6. Installation is made upside-down.

Engines of 1.8 l of 1997 ÷ 2000 of the issue and 2.4 l since 1999 of the issue.

Details of installation and connection of the coil of ignition on models of 1.8 l since 1997 of the issue and 2.0 l of DOHC since 1999 of the issue.

1 — the ignition Coil
2 — Candle wires

3 — the Spark plug
4 — the Sensor of refusal of ignition


 PERFORMANCE ORDER

1. Details of installation of components of system of ignition on the models equipped with engines of 1.8 l since 1997 the issue and 2.4 l of DOHC since 1999 are presented to the issue on an illustration.
2. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!

3. Disconnect an electrical wiring from the coil(s).
4. Remove candle wires of the corresponding cylinders.
5. Turn out fixing bolts and remove the corresponding coil from a head of cylinders.
6. Installation is made upside-down.

Engines of 3.0 l of DOHC

Details of installation and connection of the coil of ignition on models of 3.0 l of DOHC

1 — the Central cover
2 — Candle wires
3 — the Spark plug

4 — the ignition Coil
5 — the Key transistor
6 — the CKP Sensor (with the built-in CMP sensor) (models of 1992 of the issue)


 PERFORMANCE ORDER

1. Details of installation of components of system of ignition on the models equipped with engines of 3.0 l of DOHC are presented on an illustration.
2. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that you have the correct combination for input of the audio system in action!

3. Remove from the inlet pipeline the delivery camera (the top section of the pipeline) (see the Head Dvigatel).
4. Mark and disconnect candle wires from bobbin assembly, - pull only for a tip, and not for a wire at all!
5. Disconnect an other electrical wiring from the coil.
6. Turn out fixing screws and remove bobbin assembly from the engine.
7. Installation is made upside-down.