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Home >> Lexus >> 2007 >> SC 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Ignition Coil >> Service and Repair
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Ignition Coil: Service and Repair

REMOVAL

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

2. REMOVE V-BANK COVER
3. REMOVE INTAKE AIR CONNECTOR PIPE

4. REMOVE IGNITION COIL ASSEMBLY




a. Disconnect the ignition coil connector.
b. Remove the bolt and pull out the ignition coil.

INSTALLATION

1. INSTALL IGNITION COIL ASSEMBLY




a. Connect the ignition coil to the spark plug, attach the ignition coil to the cylinder head cover, and install the bolt.

Torque: 7.5 N.m(76 kgf.cm, 66 in.lbf)

b. Connect the ignition coil connector.

2. INSTALL INTAKE AIR CONNECTOR PIPE
3. INSTALL V-BANK COVER
4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

5. PERFORM INITIALIZATION
a. Perform initialization.

NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.