Diagnostic procedure
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STEP
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INSPECTION
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RESULTS
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ACTION
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1
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Start the engine using the mechanical ignition key.
Does the engine start?
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Yes
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Inspect advanced keyless entry system and repair or replace according to inspection result.
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No
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Go to the next step.
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2
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Connect the M-MDS to the DLC-2.
Do the following conditions appear?
• The engine is not completely started.
• DTC P1260 is displayed.
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Yes
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Both conditions appear:
Go to Step 5.
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No
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Either or other condition appears:
Go to the next step.
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3
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Is the coil connector securely connected to the coil?
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Yes
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Go to the next step.
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No
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Connect the coil connector securely.
Return to Step 1.
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4
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Does the security light flush?
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Yes
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Go to the next step.
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No
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Inspect and repair or replace the following:
• Wiring harnesses and connectors from keyless control module terminal 3F and instrument cluster terminal 2F
• Instrument cluster
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5
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Connect the M-MDS to DLC-2 and retrieve DTC for PCM, instrument cluster and keyless control module.
Are following DTCs present?
PCM:
B1342, U0073, U0155
Instrument cluster:
B1213, B1600, B1601, B1602, B1681, B2103, B2139, B2431, U0100, U0214
Keyless control module (with advanced keyless system):
B1681, B2103, B1213
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Yes
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Go to appropriate DTC inspection.
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No
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Go to the next step.
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6
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Inspect for the following wiring harnesses and connectors:
With Advanced keyless system:
• Between coil terminal A and keyless control module terminal 3Y
• between coil terminal B and keyless control module terminal 3AA
• Between keyless control module terminal 4C and instrument cluster terminal 2S
• Between keyless control module terminal 4A and instrument cluster terminal 2Q
Without Advanced keyless system:
• Between coil terminal A and instrument cluster terminal 2S
• Between coil terminal B and instrument cluster terminal 2Q
Is there any malfunction?
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Yes
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Repair or replace suspected wiring harness and connector.
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No
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Go to the next step.
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7
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Inspect for the following wiring harnesses and connectors:
• Between PCM terminal 1AI and instrument cluster terminal 1L
• Between PCM terminal 1AM and instrument cluster terminal 1J
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Yes
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Repair or replace the wiring harness and connector.
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No
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Go to the next step. (AT)
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8
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Is there continuity between PCM terminal 1B and starter relay with P or N position?
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Yes
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Go to the next step.
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No
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Repair or replace wiring harness.
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9
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Inspect the following:
• Battery connection
• Battery condition
• Fuses
• Transmission in Park or Neutral (AT)
Are all items normal?
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Yes
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Go to the next step.
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No
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Service if necessary.
Repeat Step 9.
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10
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Is clicking sound heard from starter when the ignition switch is turned to START?
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Yes
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Go to the next step.
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No
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Go to Step 15.
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11
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Inspect the starting system.
Is starting system normal?
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Yes
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Inspect for seized/hydrolocked engine or flywheel.
(See FLYWHEEL INSPECTION.)
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No
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Repair or replace components as required.
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12
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Do any other electrical accessories function?
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Yes
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Go to the next step. (AT)
Go to Step 14. (MT)
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No
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Inspect charging system.
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13
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Connect the M-MDS to the DLC-2.
Turn ignition switch to ON position.
Access TR PID.
Is TR PID indicated P/N when selecting P or N position.
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Yes
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Go to the next step.
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No
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Inspect TR switch is adjusted properly, inspect for open or short circuit between TR switch and PCM terminal 1X or starter.
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14
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Connect the M-MDS to the DLC-2.
Retrieve any continuous memory DTCs.
Are there any continuous memory DTCs displayed?
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Yes
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DTC is displayed:
• Go to the appropriate DTC inspection.
Communication error message is displayed:
Inspect for following:
• Open circuit in wiring harness between main relay and PCM terminal1AW, 1BE
• Open circuit in wiring harness between main relay terminal E and PCM terminal 1Q
• Main relay is stuck open.
• Open or short circuit in wiring harness between DLC-2 and PCM terminals 1AM and 1AI
• Open or poor GND circuit (PCM terminal 1BH, 1AZ, 1BD or 1BB)
• Poor connection of vehicle body GND
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No
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No DTC is displayed:
Inspect following:
• START circuit in ignition switch
• Open circuit in wiring harness between ignition switch and starter
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15
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Retrieve any KOEO DTCs using M-MDS.
Are there DTCs displayed during KOEO inspection?
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Yes
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DTC is displayed:
Go to the appropriate DTC inspection.
(See DTC TABLE [L8, LF].)
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No
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No DTC is displayed:
Inspect the following:
• START circuit in ignition switch
• Open circuit in wiring harness between ignition switch and starter
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16
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Verify test results.
• If normal, return to diagnostic index to service any additional symptoms.
• If malfunction remains, inspect related Service information perform repair or diagnosis.
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