Pathfinder 4WD V6-4.0L (VQ40DE) (2006)
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WARNING: To avoid the danger of being scalded, never drain engine coolant when engine is hot.
1. Remove engine cover.
2. Remove air cleaner case (upper) with mass air flow sensor and air duct assembly.
3. Remove electric throttle control actuator as follows:
a. Drain engine coolant, or when water hoses are disconnected, attach plug to prevent engine coolant leakage.
CAUTION:
^
Perform when engine is cold.
^
Do not spill engine coolant on drive belt.
b. Disconnect water hoses from electric throttle control actuator.
^
When engine coolant is not drained from radiator, attach plug to water hoses to prevent engine coolant leakage.
c. Disconnect harness connector.
d. Loosen bolts in reverse order as shown.
CAUTION:
^
Handle carefully to avoid any shock to electric throttle control actuator.
^
Do not disassemble.
INSTALLATION
Installation is in the reverse order of removal. Note the following:
^
Tighten bolts in numerical order as shown.
^
Perform the "Throttle Valve Closed Position Learning" when harness connector of electric throttle control actuator is disconnected. Refer to
EC-77, "Throttle Valve Closed Position Learning". See: Testing and Inspection/Programming and Relearning/Throttle Valve Closed Position
Learning
^
Perform the "Idle Air Volume Learning" and "Throttle Valve Closed Position Learning" when electric throttle control actuator is replaced. Refer
to EC-77, "Idle Air Volume Learning". See: Testing and Inspection/Programming and Relearning/Idle Air Volume Learning
