156
Step Action Value(s) Yes No
9
Using a DVOM check for continuity between
electronic throttle connector pin 5 and ECU-B
connector pin M4.
Does the DVOM show continuity?
Go to Step
(10)
Repair the
shorted TPS
circuit to
ground as ne-
cessary. Refer
to Wiring Re-
pairs.
10
Using a DVOM check for continuity between
electronic throttle connector pin 6 and ECU-B
connector pin G4.
Does the DVOM show continuity?
Go to Step
(11)
Repair the
shorted TPS
circuit to
ground as ne-
cessary. Refer
to Wiring Re-
pairs.
11
Replace electronic throttle
Is the replacement complete?
Go to Step
(12)
-
12
Remove all test equipment except the DST.
Connect any disconnected components, fus-
es, etc.
Using the DST clear DTC information from
the ECM.
Turn the ignition OFF and wait 30 seconds.
Start the engine and run to full operating
temperature.
Observe the MIL
Observe engine performance.
After operating the engine within the test pa-
rameters of DTC 522617 check for any
stored codes.
Does the engine operate normally with no stored
codes?
System OK
Go to Step
(13)
13
Replace the ECM
Is the replacement complete?
Go to Step
(14)
-
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