P1888: Difference between revisions
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Table Of Contents
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1.
P1888 - Coolant shut-off valve: Short circuit to B+
- 1.1.1 Possible Symptoms
- 1.2.1 Possible Causes
- 1.3.1 Possible Solutions
- 1.4.1 Special Notes
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== P1888 - Coolant shut-off valve: Short circuit to B+ == | == P1888 - Coolant shut-off valve: Short circuit to B+ == | ||
==== Possible Symptoms ==== | ==== Possible Symptoms ==== | ||
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==== Special Notes ==== | ==== Special Notes ==== | ||
'''Audi''' | |||
* If coolant migration damaged the wiring harnesses you may find this DTC in conjunction with [[P2755]] or [[P2753]]. | |||
'''VW''' | |||
* VW RoW market TPI 2043381 pertains to similar DTCs: [[P1889]] and [[P19A2]]. | |||
* Although VW does not have a TPI or recall related to N82 failure for this DTC, the following photo is from a 2013 RoW market (5G / Mk7 / MQB) Golf with CHHB 2.0T which destroyed wiring harness and resulted in a no-start: | * Although VW does not have a TPI or recall related to N82 failure for this DTC, the following photo is from a 2013 RoW market (5G / Mk7 / MQB) Golf with CHHB 2.0T which destroyed wiring harness and resulted in a no-start: | ||
[[File:T14l T14M Terminal damage caused by N82 solenoid.jpg]] | [[File:T14l T14M Terminal damage caused by N82 solenoid.jpg]] | ||
[[Category:Fault Codes]] | [[Category:Fault Codes]] | ||
Latest revision as of 13:17, 24 May 2017
P1888 - Coolant shut-off valve: Short circuit to B+
Possible Symptoms
- Reduced heat output
- Stalling, no-start, no communication to control module(s)
Possible Causes
- Coolant shut-off valve (N82) faulty
- Wiring or power supply to/from N82 faulty
Possible Solutions
- Check Coolant shut-off valve (N82)
- Check for applicable recalls or TPIs related to N82 failure resulting in coolant migration thorough the N82 solenoid connector resting in destroyed wiring harness(es)
Special Notes
Audi
- If coolant migration damaged the wiring harnesses you may find this DTC in conjunction with P2755 or P2753.
VW
- VW RoW market TPI 2043381 pertains to similar DTCs: P1889 and P19A2.
- Although VW does not have a TPI or recall related to N82 failure for this DTC, the following photo is from a 2013 RoW market (5G / Mk7 / MQB) Golf with CHHB 2.0T which destroyed wiring harness and resulted in a no-start:
