THROTTLE BODY INSPECTION[ZJ, ZY, Z6]


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With Throttle Valve Actuator Only

Note
•  Perform the following inspection only when directed.

Resistance inspection

1.  Disconnect the negative battery cable.

2.  Disconnect the throttle body connector.

3.  Measure the resistance between throttle actuator terminals A and B.

•  If not as specified, replace the throttle body. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION[ZJ, ZY, Z6].)
•  If as specified, carry out the “Circuit Open/Short Inspection”.

Specification

Ambient temperature (°C {°F})

Resistance (ohm)

Approx. 20 {68}
0.3—100

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Circuit open/short inspection

1.  Remove the PCM connector cover.

2.  Disconnect the PCM connector. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION[ZJ, ZY, Z6].)

3.  Inspect the following wiring harnesses for open or short (Continuity inspection).

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Open circuit
•  If there is no continuity, the circuit is open. Repair or replace the wiring harness.
―  Throttle body terminal A and PCM terminal 2BF
―  Throttle body terminal B and PCM terminal 2BE