TEST
ACTION
APPLICABILITY
7
Turn the ignition on.
With the DRB, select Engine, JTEC then Actuators.
With the DRB, actuate the S/C Lamp while observing the S/C Lamp.
Is the S/C Lamp turning on and off during actuation?
All
Yes
→
Go To
8
No
→
Refer to symptom list for problems related to S/C Lamp operation.
Perform SPEED CONTROL VERIFICATION - VER-4.
8
Turn the ignition off.
Disconnect the ECM harness connectors.
Disconnect the PCM harness connectors.
Measure the resistance of the S/C Lamp Signal circuit.
Is the resistance below 10.0 ohms?
All
Yes
→
Go To
9
No
→
Repair the S/C Lamp Signal circuit for an open.
Perform SPEED CONTROL VERIFICATION - VER-4.
9
Turn the ignition off.
Disconnect the ECM harness connectors.
Disconnect the PCM harness connectors.
Measure the resistance between ground and the S/C Lamp Signal circuit.
Is the resistance below 100.0 ohms?
All
Yes
→
Repair the S/C Lamp Signal circuit for a short to ground.
Perform SPEED CONTROL VERIFICATION - VER-4.
No
→
Go To
10
10
Turn the ignition off.
Disconnect the ECM harness connectors.
Disconnect the PCM harness connectors.
Disconnect the ASD Relay from the PDC.
Connect a jumper wire across ASD Relay connector cavities 30 and 87 (in the PDC).
Turn the ignition on.
Measure the voltage of the S/C Lamp Signal circuit.
Is the voltage below 8.0 volts?
All
Yes
→
Go To
11
No
→
Repair the S/C Lamp Signal circuit for a short to voltage.
Perform SPEED CONTROL VERIFICATION - VER-4.
11
Turn the ignition off.
Disconnect the ECM harness connectors.
Turn the ignition on.
Connect a jumper wire between the S/C Lamp Signal circuit and ground.
Observe the S/C Lamp.
Is the S/C Lamp on?
All
Yes
→
Replace and program the ECM in accordance with the Service
Information.
Perform SPEED CONTROL VERIFICATION - VER-4.
No
→
Replace and program the PCM in accordance with the Service
Information.
Perform SPEED CONTROL VERIFICATION - VER-4.
224
SPEED CONTROL
*CHECKING THE SPEED CONTROL OPERATION —
Continued