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2001 Chevrolet Astro 4.3L CTS IAT sensor
Coolant temperature sensor and intake air temp sensor are displaying -40c. Vehicle is staying in open loop and running rough. I get 5Volts reference at both sensors. When I grounded the signal wire to ECM scanner data stayed at -40c. Full tune up has been perf...
FIX posted 7/6/2014
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Message Closed
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23 Replies Received
23 Replies Received
Related Documents & Media | VIN | 1GCDM19W01 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Cts IAT Sensor |
| Conditions | Open Loop |
Message Closed
Vehicle Data
2001 Chevrolet Astro
| VIN | 1GCDM19W01 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Cts IAT Sensor |
| Conditions | Open Loop |
Video