DTC U2023 [INSTRUMENT CLUSTER]
id0902e8595600
Vehicles Without Advanced Keyless Entry and Start System
|
Description |
Error data from other module |
|---|---|
|
Detection condition
|
• Instrument cluster cannot receive the correct data from the PCM.
|
|
Possible cause
|
• PCM DTC is stored.
• PCM malfunction
• Instrument cluster malfunction
|
Diagnostic procedure
|
Step |
Inspection |
Action |
|
|---|---|---|---|
|
1
|
VERIFY PCM DTCs
• Retrieve the PCM DTCs using the M-MDS.
• Are any DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [MZI-3.7].)
|
|
No
|
Go to the next step.
|
||
|
2
|
PERFORM DTC INSPECTION AND VERIFY PCM MALFUNCTION
• Clear the DTC for the instrument cluster using the M-MDS.
• Retrieve the instrument cluster DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Replace the PCM, then go to the next step.
|
|
No
|
Go to Step 4.
|
||
|
3
|
VERIFY DTC TROUBLESHOOTING COMPLETED
• Clear the DTC for the instrument cluster using the M-MDS.
• Retrieve the instrument cluster DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Repeat the inspection from Step 1.
• If the malfunction recurs, replace the instrument cluster.
Go to the next step.
|
|
No
|
Go to the next step.
|
||
|
4
|
VERIFY IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
|
|
No
|
DTC troubleshooting completed.
|
||
Vehicles With Advanced Keyless Entry and Start System
|
Description |
Error data from other module |
|---|---|
|
Detection condition
|
• Instrument cluster cannot receive the correct data from the keyless control module.
• Instrument cluster cannot receive the correct data from the PCM.
|
|
Possible cause
|
• Keyless control module DTC is stored.
• PCM DTC is stored.
• Keyless control module malfunction
• PCM malfunction
• Instrument cluster malfunction
|
Diagnostic procedure
|
Step |
Inspection |
Action |
|
|---|---|---|---|
|
1
|
VERIFY KEYLESS CONTROL MODULE DTCs
• Retrieve the keyless control module DTCs using the M-MDS.
• Are any DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
|
|
No
|
Go to the next step.
|
||
|
2
|
VERIFY PCM DTCs
• Retrieve the PCM DTCs using the M-MDS.
• Are any DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [MZI-3.7].)
|
|
No
|
Go to the next step.
|
||
|
3
|
PERFORM DTC INSPECTION AND VERIFY KEYLESS CONTROL MODULE MALFUNCTION
• Clear the DTC for the instrument cluster using the M-MDS.
• Retrieve the instrument cluster DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Replace the keyless control module, then go to the next step.
|
|
No
|
Go to Step 6.
|
||
|
4
|
PERFORM DTC INSPECTION AND VERIFY PCM MALFUNCTION
• Clear the DTC for the instrument cluster using the M-MDS.
• Retrieve the instrument cluster DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Replace the PCM, then go to the next step.
|
|
No
|
Go to Step 6.
|
||
|
5
|
VERIFY DTC TROUBLESHOOTING COMPLETED
• Clear the DTC for the instrument cluster using the M-MDS.
• Retrieve the instrument cluster DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Repeat the inspection from Step 1.
• If the malfunction recurs, replace the instrument cluster.
Go to the next step.
|
|
No
|
Go to the next step.
|
||
|
6
|
VERIFY IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
|
|
No
|
DTC troubleshooting completed.
|
||