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EDC16 / P0638 02

Read the instructions below then start the fault diagnostic procedure.

  P0638 02


Throttle Actuator Circuit, Short to Ground



On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Fault criteria:

Output short circuit to ground for more than 0.5 s.

OK report:

Fault criteria NOT fulfilled for 0,5 s.

Checking the wiring harness

Faults in the control module female connector can be the cause of the DTC. Check the connector with respect to oxidation, depressed pins and pin clamping force.
Jiggle the wiring harness at several points to detect intermittent breaks or short circuits. Check also the connector for oxidation or loose pins.

Diagnostic help

Diagnosis regards:


Functions in the diagnostic tool related to the fault:

Test value:
Shut Down Throttle Solenoid
Activate:
Shut Down Throttle Solenoid
(See also description of readings/activations in diagnostic tool)