Suzuki Esteem, Swift 1994-02

1.8L L4 VIN 4 Std 2

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Trouble Code: P1451



Barometric Pressure Sensor Performance

Possible Causes:



BARO sensor signal circuit is open or shorted to ground
 
BARO sensor signal circuit shorted to VREF or system power
 
BARO sensor is contaminated, damaged or has failed
 
PCM has failed
 

Trouble Code: P1500



Engine Starter Signal Circuit Malfunction

Possible Causes:



Engine starter signal circuit is open or shorted to ground
 
Engine starter signal circuit is shorted to system power (B+)
 
PCM has failed
 

Trouble Code: P1600



PCM/TCM Serial Communication Circuit Malfunction

Possible Causes:



TCM to PCM serial data circuit is open
 
TCM to PCM serial data circuit is shorted to ground
 
TCM or PCM has failed
 

Trouble Code: P1700



TCM Throttle Position Sensor Circuit Malfunction

Possible Causes:



TP sensor signal circuit is open between the PCM and the TCM
 
TP sensor signal circuit is shorted to ground
 
TP sensor signal circuit is shorted to VREF or system power
 
PCM or TCM has failed
 

Trouble Code: P1705



TCM ECT Sensor Circuit Malfunction

Possible Causes:



ECT sensor data circuit is open between the PCM and TCM
 
ECT sensor data circuit is shorted to ground
 
ECT sensor data circuit is shorted to VREF or system power
 
PCM or TCM has failed
 

 
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