DTC-636
UnclassifiedGeneral
What This Code Means
Engine does not operate normally; Stored diagnostic trouble codes; MIL illuminated
Possible Causes
- •Continuity between throttle connector TPS 1 signal pin 6 and engine ground
- •Continuity between throttle connector TPS 2 signal pin 5 and engine ground
- •ECM connector terminals damage, corrosion, or contamination
- •Faulty ECM
Suggested Actions
- 1Repair the TPS 1 signal pin 6 circuit (refer to Wiring Repairs in Engine Electrical)
- 2Repair the TPS 2 signal pin 5 circuit (refer to Wiring Repairs in Engine Electrical)
- 3Repair damaged, corroded, or contaminated ECM connector terminals (refer to Wiring Repairs in Engine Electrical)
- 4Replace ECM
- 5Remove all test equipment except the DST
- 6Connect any disconnected components, fuses, etc.
- 7Using the DST, clear DTC information from the ECM
Related Power Solutions, Inc. Fault Codes
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