Question:
Just purchased this car w/ salvage title and the odometer dont work. Possibly disconnected by previous owner. No $$$ to pay shop to fix, so I'm going to try to fix myself.
Answers:
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Speedometer and/or Odometer Inaccurate or InoperativeStep
Action
Value(s)
Yes
No
Schematic Reference: Instrument Cluster Schematics
1
Did you perform the IPC Diagnostic System Check?
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Go to Step 2
Go to Diagnostic System Check - Instrument Cluster
2
Install a scan tool.
Raise the vehicle's drive wheels. Refer to Lifting and Jacking the Vehicle in General Information.
Start the engine.
Place the transmission into drive.
With the scan tool, observe the Vehicle Speed Sensor parameter in the PCM Engine Data 1 data list.
Does the Vehicle Speed Sensor parameter match the speedometer display?
--
Go to Step 3
Go to Step 4
3
Does the odometer operate properly?
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Go to Testing for Intermittent and Poor Connections in Wiring Systems
Go to Step 21
4
Turn the ignition OFF.
Disconnect the cruise control module.
Start the engine.
Place the transmission into drive.
With the scan tool, observe the Vehicle Speed Sensor parameter.
Does the Vehicle Speed Sensor parameter match the speedometer display?
--
Go to Step 11
Go to Step 5
5
Turn the ignition OFF.
Disconnect the head up display (if equipped).
Start the engine.
Place the transmission into drive.
With the scan tool, observe the Vehicle Speed Sensor parameter.
Does the Vehicle Speed Sensor parameter match the speedometer display?
--
Go to Step 12
Go to Step 6
6
Turn the ignition OFF.
Disconnect the driver information center (DIC).
Start the engine.
Place the transmission into drive.
With the scan tool, observe the Vehicle Speed Sensor parameter.
Does the Vehicle Speed Sensor parameter match the speedometer display?
--
Go to Step 14
Go to Step 7
7
Turn the ignition OFF.
Disconnect the body control module (BCM).
Start the engine.
Place the transmission into drive.
With the scan tool, observe the Vehicle Speed Sensor parameter.
Does the Vehicle Speed Sensor parameter match the speedometer display?
--
Go to Step 13
Go to Step 8
8
Turn the ignition OFF.
Disconnect the PCM connector C1.
Turn the ignition ON.
Measure the voltage between the vehicle speed signal circuit and a good ground.
Does the voltage measure greater than the specified value?
9.0 V
Go to Step 10
Go to Step 9
9
Test the vehicle speed signal circuit for an open, for a high resistance, or for a short to ground between the IPC and the PCM. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
--
Go to Step 23
Go to Step 15
10
Test the vehicle speed signal circuit for a short to voltage between the IPC and the PCM. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.
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Did you find and correct the condition?
--
Go to Step 23
Go to Step 16
11
Inspect for poor connections at the harness connector of the cruise control module. Refer to Testing for Intermittent and Poor Connections and to Connector Repairs in Wiring Systems.
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Did you find and correct the condition?
--
Go to Step 23
Go to Step 17
12
Inspect for poor connections at the harness connector of the HUD. Refer to Testing for Intermittent and Poor Connections and to Connector Repairs in Wiring Systems.
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Did you find and correct the condition?
--
Go to Step 23
Go to Step 18
13
Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent and Poor Connections and to Connector Repairs in Wiring Systems.
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Did you find and correct the condition?
--
Go to Step 23
Go to Step 19
14
Inspect for poor connections at the harness connector of the DIC. Refer to Testing for Intermittent and Poor Connections and to Connector Repairs in Wiring Systems.
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Did you find and correct the condition?
--
Go to Step 23
Go to Step 20
15
Inspect for poor connections at the harness connector of the IPC. Refer to Testing for Intermittent and Poor Connections and to Connector Repairs in Wiring Systems.
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Did you find and correct the condition?
--
Go to Step 23
Go to Step 21
16
Inspect for poor connections at the harness connector of the PCM. Refer to Testing for Intermittent and Poor Connections and to Connector Repairs in Wiring Systems.
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Did you find and correct the condition?
--
Go to Step 23
Go to Step 22
17
Replace the cruise control module. Refer to Cruise Control Module Replacement in Cruise Control.
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Did you complete the replacement?
--
Go to Step 23
--
18
Replace the HUD Refer to Head Up Display Module Replacement
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Did you complete the replacement?
--
Go to Step 23
--
19
Replace the BCM Refer to Body Control Module Replacement
Did you complete the replacement?
--
Go to Step 23
--
20
Replace the DIC Refer to Driver Information Center Module Replacement
Did you complete the replacement?
--
Go to Step 23
--
21
Replace the IPC. Refer to Instrument Panel Cluster (IPC) Replacement .
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Did you complete the replacement?
--
Go to Step 23
--
22
Important
Program the replacement PCM.
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Replace the PCM. Refer to Powertrain Control Module (PCM) Replacement in Engine Controls (3.1L) or Powertrain Control Module (PCM) Replacement in Engine Controls (3.8L).
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Did you complete the replacement?
--
Go to Step 23
--
23
Operate the system in order to verify the repair.
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Did you correct the condition?
--
System OK
Go to Step 2
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No cable its a sensor on the trans .Sensor sends info to PCM form PCM goes to cluster control module then to int.cluster .Start with replacing the sensor after that take it to a repair shop because for them everything get priceyMore Questions & Answers ...
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