FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

P1602







P1602-PCM NOT PROGRAMMED

For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
Ignition on and battery voltage greater than 10 volts.

- Set Condition:
The PCM has not been programmed.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Initial Inspection and Diagnostic Overview.

Diagnostic Test

1. PCM NOT PROGRAMMED
Ignition on, engine not running.
Program the PCM.
Start the engine.
Allow the engine to reach normal operating temperature.
With a scan tool, select View DTCs.
Is the status Active for this DTC?

Yes

- Replace and program the Powertrain Control Module.
- Perform the PCM Verification Test Ver. 1Powertrain Verification Test.

No

- The PCM has been successfully programmed. Test is complete.
- Perform the PCM Verification Test Ver. 1Powertrain Verification Test.