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1993 Chevrolet Corvette 5.7L Poor Idle Quality, Hesitation
Posted to GM Driveability on 8/25/2012 21 Replies

This Corvette has the LT-1 engine what a nightmare. At any rate I can handle the TPS. MAP sensor and tune up problems. However the intermittent poor drivability problems are driving me nuts. Can this problem be due to the Quad driver fault(code26) and what is ...

21 Replies Received (View Replies)

  Related Documents & Media  1993 Chevrolet Corvette

 
Message Closed w/FIX

car Vehicle Data

1993 Chevrolet Corvette

VIN 1G1YY33P4P
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
SymptomsPoor Idle Quality, Hesitation
OccursIntermittently

Trouble Codes

16low resolution pulse frailure
22TPS to low
26Quad driver module 1 fault
32MAP sensor or EGR circuit fault
Message Closed w/FIX

car Vehicle Data

1993 Chevrolet Corvette

VIN 1G1YY33P4P
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
SymptomsPoor Idle Quality, Hesitation
OccursIntermittently

Trouble Codes

16low resolution pulse frailure
22TPS to low
26Quad driver module 1 fault
32MAP sensor or EGR circuit fault