Chrysler 300M 2002 Service Manual page 2107

INSTRUMENT CLUSTER
*SPEEDOMETER GAUGE NOT OPERATING PROPERLY —
TEST
4 Raise all four wheels off the ground and properly support the vehicle.
Start the engine.
Note: If the vehicle is equipped with traction control, the traction control
must be disabled.
With the DRB, enter Engine then Sensors and observe the vehicle speed display.
Place the gear shift lever in drive and observe the vehicle speed while accelerating.
Does the DRB display vehicle speed increasing proportionally as you accelerate?
Yes → Go To 5
→ Refer to the Driveability category for the related symptom(s) to
No
5 Raise all four wheels off the ground and properly support the vehicle.
Start the engine.
Note: If the vehicle is equipped with traction control, the traction control
must be disabled.
With the DRB, select Body, Electro/Mech Cluster (MIC), Monitor Display then
Engine Info and observe the vehicle speed display.
Place the gear shift lever in drive and observe the vehicle speed while accelerating.
Does the DRB display vehicle speed increasing proportionally as you accelerate?
Yes → Replace the Instrument Cluster.
→ Replace and program the PCM in accordance with the Service
No
ACTION
the vehicle speed sensor.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Information.
Perform BODY VERIFICATION TEST - VER 1.
384
Continued
APPLICABILITY
All
All