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2002 Pontiac Montana 3.4L MIL Lamp on
With key on, all modules have no codes and data can be read, after starting, will not communicate data with aftermarket scanner (snap-on), and these codes all return. When abs module left out of circuit, all can be read but code u1040 comes back. Have checked ...
Summary posted 2/27/2006
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Message Closed w/Summary
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Related Documents & Media | VIN | 1GMDU03E42 |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| C1298 | serial data in abs module list |
| U1040 | Lost Communication With Antilock Brake System Module |
| U1300 | Class 2 Data Line Short To Ground |
Message Closed w/Summary
Vehicle Data
2002 Pontiac Montana
| VIN | 1GMDU03E42 |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| C1298 | serial data in abs module list |
| U1040 | Lost Communication With Antilock Brake System Module |
| U1300 | Class 2 Data Line Short To Ground |
Video